EXTENSION On a separate sheet of paper, write a short paragraph describing U.S.
efforts to address environmental issues over the last few decades. In the paragraph,
use at least one vocabulary term from each lesson in the chapter.
Answers
The Unites States has been doing a lot about environmental protection in the last decade.
What are the efforts of the United states?The United States government via the environmental protection agency has been at the forefront of addressing several environmental issues such as Ozone layer depletion and climate change.
The United States Environmental protection agency has done a lot to update the standards for the amounts of toxic wastes in the environment over the years. There has also been an increase in legislation that aims at improving the environment such as the clean water act.
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Related Questions
3. The sun's energy, which supports life, is transmitted to Earth in the form of
Answers
Answer:
The correct answer is electromatic waves
Explanation:
How can some indoor plants help improve the quality of air in a room?
Answers
Answer:
get air circulation
Explanation:
a. A breakdown of U.S. household garbage reveals the largest amount percentage-wise is paper and paperboard. b. In U.S. households most of the water usage is in the bathroom. c. The founder of the modern environmental movement and author of Silent Spring is Rachel Carson d. Deciduous trees such as most pines do not lose their leaves/foliage in winter.
Answers
Answer:
c. The founder of the modern environmental movement and author of Silent Spring is Rachel Carson
d. Deciduous trees such as most pines do not lose their leaves/foliage in winter.
Explanation:
Yes, Rachel Carson is the founder of the modern environmental movement as well as author of Silent Spring. She was an American marine biologist, author, and conservationist which started the modern environmental movement in order to save the environment form pollution. Yes, the Deciduous trees such as most pines do not lose their leaves/foliage in winter, they only lose those leaves that are too old. They are considered as evergreen plants.
Genotypes for:
Homozygous dominant
Heterozygous
Homozygous recessive
Phenotypes for:
Homozygous dominant
Heterozygous
Homozygous recessive
Can you also provide an explanation? I want to actually know how to figure this out myself.
Answers
Assume that we have the dominant allele 'D' and the recessive allele 'd'. Lets make the example that the gene these encode for the fake disease called 'Fake Disease'. The recessive allele 'd' encodes for if you HAVE the disease. The dominant allele encodes for NOT having the disease. You get passed on a version of this allele from both your parents and hence any individual will have the genotype of 'XX' (basically your genotype will be a combination of the two alleles dependent on what you got from your parents). ALSO for a recessive allele to be expressed in the phenotype (definition below) you need to have two copies of it because other wise the dominant allele 'D' will 'hide' the occurance of the single 'd' allele.
Homozygous (the prefix 'homo' means SAME).
Heterozygous (the prefix 'hetero' means DIFFERENT).
Genotype = the genes you have in your genome
Phenotype = what trait is expressed due to what genes you have
Homozygous dominant = SAME of the Dominant allele
- Genotype: DD (the two alleles you have are the same and are both the dominant alleles)
- Phenotype: Does not have Fake Disease (as the recessive 'd' allele encodes for this and the individual does not have two of the 'd' the disease is not expressed in the genotype)
Heterozygous = DIFFERENT alleles
- Genotype: Dd (you get one copy of each allele but both are different from each other)
- Phenotype: Does not have Fake Disease (the dominant allele 'D' is what it is called 'dominant' it dominants over the recessive allele and will cover the expression of the recessive allele)
Homozygous Recessive = SAME of the Recessive Allele
- Genotype: dd
- Phenotype: Does have Fake Disease (having two recessive alleles of a trait means that it is expressed in the individual.
Hopefully this helps!!! (sorry if you already know some of the stuff I explained I don't know your level of knowledge on this topic and just wanted to make sure my answer made sense)
Fleas living on a dog are examples of what symbiotic relationship? .A .mutualism .B competition .C parasitism .D predator-prey
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Numerous dinosaur discoveries in recent years, many in China, have revealed that feathers were common on number of species, particularly therapod dinosaurs (think of Velociraptor or Tyrannosaurus rex), none of which had ability to fly. What are some of the other functions of feathers on a flightless animal? (Need the answer quickly. Thank you.)
Answers
Feathers on a flightless animal such as a therapod dinosaur, serve a number of functions beyond just aiding in flight. One of the main functions of feathers is insulation. Feathers provide an insulating layer that helps to regulate body temperature, keeping the animal warm in cold weather and cool in hot weather.
Feathers also serve as a form of display and communication. Some species of therapod dinosaurs likely used their feathers to attract mates or establish dominance within their social groups. The bright colors and patterns on some feathers may have helped to signal a dinosaur's health or genetic fitness to potential mates.
Additionally, feathers can provide protection against predators. Some therapod dinosaurs likely used their feathers to create a "false size" effect, making themselves appear larger and more intimidating to potential predators. Feathers can also serve as a form of camouflage, allowing dinosaurs to blend in with their surroundings and avoid detection.
Finally, feathers may have had a role in balance and maneuverability. The structure of feathers, with their lightweight yet sturdy design, may have allowed dinosaurs to maintain their balance while running or jumping, and to make quick turns and changes in direction.
Overall, while feathers may be most commonly associated with flight, they served a variety of important functions for flightless therapod dinosaurs.
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The total points scored in a basketball game can be calculated using the expression 3c + 3.
If c = 41, how many points total were scored?
points
Answers
In the expression with the given value of c, which is 41, we find that the total points scored in the game is 126.
To calculate the total points scored in the basketball game, we substitute the value of c, which is 41, into the expression 3c + 3.
By substituting c = 41 into the expression, we have:
3(41) + 3 = 123 + 3 = 126
Therefore, the total points scored in the basketball game is 126.
The expression 3c + 3 represents the number of points scored in the game. The term 3c represents the points scored per basket, where c represents the number of successful baskets. The Coefficient 3 indicates that each basket contributes 3 points to the total score. The constant term 3 represents any additional points, such as free throws or penalties, that are added to the total score.
By evaluating the expression with the given value of c, which is 41, we find that the total points scored in the game is 126.
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adam expends 2500 calories per day. what would be his approximate energy expenditure from basal metabolism?
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The approximate energy expenditure from basal metabolism is A. 1500 to 1875 Cal.
What are calories?Calories are the quantity of energy your body expels after breaking down food. A food can give your body more energy if it has more calories. Your body stores extra calories as body fat when you consume more calories than you need.
Calories are a type of energy unit. Typically, women should consume 2,000 calories per day and men should consume 2,500. Calories are a unit of measurement for the energy content of food and beverages. Our bodies store extra calories when we consume more than we burn off through food and drink.
The energy within that range is 1500 - 1875. The correct option is A.
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Adam expends 2500 Calories per day. What would be his approximate energy expenditure from basal metabolism?
Group of answer choices:
a. 1500 to 1875 Cal
b. 250 to 375 Cal
c. 500 to 1050 Cal
d. 1200 to 1875 Cal
The energy used by most living cells comes ultimately from the and is captured through the process of.
Answers
The energy used by most living cells comes ultimately from the sun and is captured through the process of photosynthesis.
What is photosynthesis and how plants capture sunlight through the process of photosynthesis?Photosynthesis is the process through which plants absorb sunlight and with the help of chlorophyll prepare food.Photosynthesis is the process through which plants produce oxygen and takes carbon dioxide.Here the question is of the energy used by most living cells source and the process through which sunlight is captured.Sun is the ultimate source of energy as truly said and the sunlight is captured by the plants through the process of photosynthesis .About 50% of the sunlight is PAR that is photosynthetically absorbed radiation , that is about 50% of the sunlight absorbed is PAR.Hence the energy used by most living cells comes ultimately from the Sun and is captured through the process of photosynthesis.To know more about cell visit:
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what causes striations in the cardiac muscle cells?
Answers
The skeletal and cardiac muscles' characteristic myosin & actin protein filament striations pattern.
When viewed under a microscope, cardiac muscle cells have a striping or striated appearance similar to skeletal muscle due to the regular arrangement of myofibrils into sarcomeres. Lighter I bands made primarily of actin and dark A bands made primarily of myosin are what generate these striations. The configuration of thick & thin strands within the identical meaning results in striations. Where the thin or thick filaments overlap, a dark region is known as the A-Band. Sarcomeres, the fundamental mechanical units of muscle fibres, include actin and myosin strands that are highly organised (see images below). Within the sarcomeres, myosin thick filaments slide along actin thin filaments to produce.
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a biological experiment measures the abundance of two different proteins in three different conditions. the goal of the problem is to predict the presence/absence of certain enzyme based on the abundances of the two proteins in each of the experimental conditions. the data for enzyme whose presence we are trying to predict are
Answers
The information for the enzyme whose existence we're attempting to forecast is b= +1-1-1, where +1 denotes the enzyme's presence and -1 denotes its absence.
What information would be required to determine an enzymatic reaction's rate?The amount of substrate converted to product over time is used to calculate the rate of an enzyme reaction. Molar concentrations, or moles of substance per volume, are frequently used to describe the amounts of substrates and products when discussing rates.
How is enzyme activity measured?In the majority of enzymatic tests, the rate of substrate consumption or product generation during a specified time period is used to compute the enzyme activity. The rate of NADH oxidation is watched in the case of PDC and ADH.
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If a couple has four daughters the % chance of their next child being a daughter is
Answers
Answer:
50% chance
Explanation:
Humans have two sex chromosomes, the X chromosome and the Y chromosome. Males inherit both X and a Y chromosome, while females inherit two X chromosomes. Thus, the sex of the child is determined by the sex chromosome carried by the male gamete (i.e., X or Y chromosome) which fuses with the egg cell (always containing an X chromosome). In consequence, the chance of having a sperm containing an X chromosome (i.e., the chance of having a girl) is an independent event of previous fertilization events (which led to the formation of 4 different female zygotes), thereby the probability will be 50%.
which anatomic structures project into the male pelvic outlet?
Answers
Answer:
The distance between the ischia bones is small in males, making the outlet narrow, but large in females, who have a relatively large outlet. The ischial spines and tuberosities are heavier and project farther into the pelvic cavity in males.
Explanation:
Answer:
ischial spines
coccyx
Explanation:
in one type of radioactive decay which of the following breaks down releasing an electron?
Answers
Answer:
Unlike the α-emission, which simply expels a particle, the β-emission involves the transformation of a neutron in the nucleus to a proton and an electron. The electron is then ejected from the nucleus. In the process, the atomic number increases by one while the atomic weight stays the same.
Explanation:
i had this down then i googled it to check my answer so i was not giving you a wrong answer
What type of enzyme catalyzes the rearrangement of chemical bonds within a single molecule?A) isomeraseB) scramblaseC) kinaseD) dehydrogenase
Answers
The type of enzyme that catalyzes the rearrangement of chemical bonds within a single molecule is Isomerase.The correct answer is a.
Isomerase is an enzyme that helps to rearrange the chemical bonds within a single molecule. This rearrangement is called isomerization. Isomerases are involved in a wide variety of biological processes, including the breakdown of carbohydrates, the synthesis of proteins, and the synthesis of DNA.
The type of enzyme that catalyzes the rearrangement of chemical bonds within a single molecule is isomerase. An enzyme is a biological catalyst that is used to catalyze a particular reaction in the body. The enzyme enhances the rate of reaction without being consumed in the reaction.
According to the question, the type of enzyme that catalyzes the rearrangement of chemical bonds within a single molecule is isomerase.An isomerase is an enzyme that catalyzes the interconversion of isomers. Isomers are two or more molecules with the same molecular formula but different structural formulas, and so they are different compounds.
Enzymes are usually named after the reaction they catalyze or the molecule they work on, as well as adding the ending "ase" to the name, such as isomerase. Thus, an isomerase is a type of enzyme that catalyzes the conversion of one isomer to another.
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If a population is experiencing exponential growth, what is the size of the NEXT generation of a population that is currently at 700 individuals and is growing at a rate of 1.4
Answers
Answer:
The size of the next generation is 710 individuals.
Explanation:
To find the size of the next generation, we need to use the formula for exponential growth:
Nt = N0 * (1 + r)^t
where:
Nt = population size at time t
N0 = initial population size
r = growth rate
t = time elapsed
Substituting in the given values, we get:
Nt = 700 * (1 + 0.014)^1
Nt = 710.8
Therefore, the size of the next generation is approximately 710 individuals.
what is mean by combution
Answers
Answer: Burning
Combustion is the scientific word for burning.
Research has proven that ;
During combustion(burning) a substance reacts with oxygen from the air and these reactions happen at high temperatures, and transfer energy to the surroundings as light and heat.
This is why you see flames when things burn.
Explanation:
A 70 year-old patient suffering from emphysema comes down with pneumonia, and his alveoli begin to fill with fluid. how will his illnesses affect his pulmonary ventilation?
Answers
In a 70-year-old patient with emphysema who develops pneumonia and has fluid-filled alveoli, their pulmonary ventilation is likely to be significantly affected.
Emphysema is a chronic lung disease characterized by the destruction of the alveoli walls, leading to reduced surface area for gas exchange. This condition already compromises pulmonary ventilation by impairing the elasticity and functioning of the lungs. When pneumonia occurs in such a patient, the additional presence of fluid pneumonia in the alveoli further hampers the exchange of oxygen and carbon dioxide.
The accumulation of fluid in the alveoli due to pneumonia can lead to decreased lung compliance, increased resistance to airflow, and impaired diffusion of gases. As a result, the patient may experience shortness of breath, decreased oxygenation, and reduced overall pulmonary ventilation.
The combined effect of emphysema and pneumonia can exacerbate respiratory symptoms and significantly impact the patient's ability to breathe effectively. Prompt medical intervention and appropriate treatment of pneumonia are essential to manage the fluid accumulation and support respiratory function in this patient population.
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Describe the stages of nitrogen cycle
Answers
Answer:
The nitrogen cycle contains several processes such as nitrogen fixation, nitrification, denitrification, decay and putrefaction.
Explanation: Hope it helps you :))))
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ifi DNA Unit Test BIOLOGY IA / DNA Epistasis is observed when the allele of one gene masks the effects of another gene. Use the Punnett square to answer the question. AB Ab ab Vocabulary.com aB ab AB AABB AABb AaBB AaBb black black black black Ab AABb AAbb AaBb Aabb black brown black brown aB AaBB AaBb aaBB aaBb black black yellow yellow Spolity Web Player O Shapchat AaBb Aabb aaBb aabb black brown yellow ? What color would a dog's fur be if its genes are aabb? 31 Il O a
Answers
Recessive epistasis occurs when the recessive allele of one gene is epistatic over the other gene. The resulting phenotypic ratio is 9:3:4. In the exposed example, the phenotype of the aabb dog is yellow. Option A.
What is epistasis?Epistasis means interruption and refers to interactions between genes located in different loci in the same chromosome.
An epistatic gene can alter, influence, or suppress the expression of a hypostatic gene.
Epistasis might be either dominant or recessive,
When the epistatic gene is dominant, the interaction is known as dominant epistasis.The phenotypic ratio resulting from dominant epistasis is 12:3:1.
When the epistatic gene is recessive, the interaction is known as recessive epistasis.The phenotypic ratio is 9:3:4.
The exposed situation is an example of recessive epistasis, in which two diallelic genes affect the dog's fur color,
B is a dominant allele that codes for black color.b is a recessive allele that codes for brown color.A is the dominant allele that allows the expression of pigment.a is the recessive allele that that inhibits pigment expression. In this case, fur is yellow.The presence of at least one A allele is enough to express black (BB or Bb) or brown (bb) color. The absence of the A allele inhibits pigment expression.
The possible genotypes and phenotypes are,
AABB, AaBB, AaBb, AABb ⇒ Black AAbb, Aabb ⇒ BrownaaBB, aaBb, aabb ⇒ YellowAs we can see in the Punnett square, the phenotypic ratios are 9:3:4
9/16 black dogs3/16 brown dogs4/16 yellow dogs.So the genotype aabb expresses yellow color. The genotype aa inhibits color expression, so the dog's fur is yellow. Option A is correct.
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Complete question:
Epistasis is observed when the allele of one gene masks the effects of another gene.
Use the Punnett square to answer the question.
What color would a dog's fur be if its genes are aabb?
A. yellow
B. brown
C. black
D. white
Punnett square
AB Ab aB ab
AB AABB (black) AABb (black) AaBB (black) AaBb (black)
Ab AABb (black) AAbb (brown) AaBb (black) Aabb (brown)
aB AaBB (black) AaBb (black) aaBB (yellow) aaBb (yellow)
ab AaBb (black) Aabb (brown) aaBb (yellow) aabb (???)
what are similarities between the flu and ebola?
Answers
Ebola does not spread through the air, meaning it's a lot harder to catch. While the seasonal flu is significantly less fatal but more infectious.
Both have fever, sore throat, muscle and body aches, headaches, fatigue, vomiting and diarrhea. This difference is that ebola does not spread through the air, making it a lot harder to catch.
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Blood tests are very common tests that are completed in medical facilities. These tests can be used to measure many different
things. This includes measuring the amount of different chemical substances that are in the blood.
Some engineers are working to develop new ways to complete blood tests. One idea that a team of engineers has is to create a
very small device that can be put into a patient. The device would be able
to run blood tests and use the internet to send medical
staff the test results
What is a criterion that should be met when deciding which biomaterial to use to make this kind of device?
OA. The material should cause chemical changes in organs
ОВ. The material needs to travel to all organs in the body
OC. The material should interact with blood in the body
OD. The material needs to cause blood to change temperature,
Answers
When deciding which biomaterial to use to make a device that can run blood tests and send the results to medical staff, one important criterion that should be met is that the material should interact with blood in the body. The correct option is C.
This is because the purpose of the device is to measure the amount of different chemical substances that are in the blood. Therefore, the material needs to be able to come into contact with the blood in order to perform the test accurately. The material should also be biocompatible, meaning it should not cause any adverse reactions or harm to the patient's body. Additionally, the material should be able to withstand the conditions inside the body and maintain its stability and function over a long period of time.
Other factors that may be considered include the size and shape of the material, as well as its ability to be implanted or inserted into the body with minimal risk or discomfort to the patient. Overall, choosing the right biomaterial is essential to the success and effectiveness of the blood testing device.
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(1 point) A bacteria culture initially contains 1500 bacteria and doubles every half hour. Find the size of the baterial population after 80 minutes. Find the size of the baterial population after 5 h
Answers
The size of the bacterial population after 80 minutes is 12,000 bacteria. The size of the bacterial population after 5 hours is 96,000 bacteria.
1. Convert the given time to hours:
- 80 minutes = 80/60 = 1.33 hours
- 5 hours = 5 hours
2. Determine the number of doubling periods for each time interval:
- 80 minutes = 1.33 hours -> 1.33 / 0.5 = 2.66 doubling periods
- 5 hours -> 5 / 0.5 = 10 doubling periods
3. Calculate the population size after each doubling period:
- For 80 minutes: 1500 bacteria * (\(2^{2.66\)) ≈ 12,000 bacteria
- For 5 hours: 1500 bacteria * (\(2^{10\)) = 96,000 bacteria
Therefore, the size of the bacterial population after 80 minutes is 12,000 bacteria, and the size of the bacterial population after 5 hours is 96,000 bacteria.
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structures in organisms that used oxygen well were
Answers
Organisms possess specialized structures for efficient oxygen utilization. Gills in aquatic organisms, lungs in terrestrial vertebrates, and tracheal systems in insects enable oxygen exchange. Birds have lungs and air sacs for efficient respiration. Hemoglobin in red blood cells transports oxygen. These adaptations optimize oxygen utilization for survival.
Structures in organisms that are well-adapted for efficient oxygen utilization include:
Gills: Gills are respiratory organs found in aquatic organisms such as fish. They have a large surface area and are composed of thin filaments or plates with numerous blood vessels. Gills allow for efficient extraction of oxygen from water by facilitating the exchange of gases.Lungs: Lungs are respiratory organs found in terrestrial vertebrates, including mammals, birds, and reptiles. Lungs consist of a complex network of bronchial tubes and millions of tiny air sacs called alveoli. The large surface area and the thin walls of the alveoli facilitate the exchange of oxygen and carbon dioxide between the air and the bloodstream.Tracheal System: Insects have a network of tubes called tracheae that deliver oxygen directly to cells. The tracheal system enables efficient oxygen transport throughout the body, allowing insects to have a high metabolic rate and perform activities such as flying.Spiracles: Spiracles are small openings found on the surface of some insects. They allow for the exchange of gases between the external environment and the tracheal system. By opening and closing the spiracles, insects can control the flow of air and regulate oxygen uptake.Lungs and Air Sacs (in birds): Birds have a unique respiratory system that includes both lungs and air sacs. Air sacs act as bellows, ensuring a unidirectional flow of air through the lungs, allowing for efficient oxygen uptake and carbon dioxide removal. This adaptation is particularly important for the high metabolic demands of flying.Hemoglobin: Hemoglobin is a protein found in red blood cells that binds to oxygen molecules. Its structure enables efficient oxygen transport in the bloodstream, ensuring oxygen is effectively delivered to tissues throughout the body.These structures and adaptations are examples of how organisms have evolved to maximize their oxygen utilization, allowing them to thrive in their respective environments.
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Demonstrate your understanding of marine plankton, microbes, plants, and algae by creating two job postings or resumes. These should include how those organisms are important to their ecosystems. See the assignment details for further instructions.
Answers
can you identify the cellular structures involved in protein synthesis? drag the labels to the appropriate locations on this diagram of a eukaryotic cell. use targets of group 1 for the cellular organelles and targets of group 2 for the molecules.
Answers
The cellular structures involved in protein synthesis in a eukaryotic cell are the nucleus, ribosomes, endoplasmic reticulum (ER), and Golgi apparatus.
Here's a step-by-step explanation:
Nucleus: The process begins in the nucleus, where the DNA contains the genetic information for protein synthesis. DNA is transcribed into messenger RNA (mRNA).Ribosomes: mRNA then leaves the nucleus and attaches to ribosomes, which are the sites of protein synthesis. Ribosomes can be free-floating in the cytoplasm or attached to the endoplasmic reticulum.Endoplasmic Reticulum (ER): There are two types of ER - smooth ER and rough ER. The rough ER has ribosomes attached to its surface and is involved in protein synthesis. As the ribosomes synthesize the protein, it enters the rough ER, where it undergoes further modifications.Golgi Apparatus: Once the protein is modified in the rough ER, it is transported to the Golgi apparatus. Here, the protein is further modified, packaged, and sorted for transport to its final destination within or outside the cell.In summary, for the given diagram of a eukaryotic cell, drag the labels to the following locations:
- Nucleus: Group 1, cellular organelles
- Ribosomes: Group 1, cellular organelles
- Endoplasmic Reticulum: Group 1, cellular organelles
- Golgi Apparatus: Group 1, cellular organelles
- mRNA: Group 2, molecules
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Indicate whether the items below are examples of price discrimination and briefly state your reasons: A) A movie theater charges a lower price to children than adults. B) Airlines charge lower prices for children than adults. C) A telephone company charges lower prices for long-distance calls made in the evening. D) The postal service charges the same price for all first class mail. E) The American Economic Association charges higher dues to full professors than to assistant professors.
Answers
Price discrimination refers to charging different prices to different customers for the same product or service. Examples include movie theaters charging lower prices for children, airlines offering discounted fares for children and higher fares for business travelers, and telephone companies offering lower prices for off-peak hours. Not all examples provided, such as postal service charges and group-based pricing, fall under price discrimination.
Price discrimination refers to the practice of charging different prices to different customers for the same product or service. In the examples given, A, B, and C are all instances of price discrimination.
The movie theater charges a lower price to children because they are not able to afford the same price as adults. This is a common form of price discrimination, and it is generally accepted because it helps families afford to take their children to see movies.
Airlines charge lower prices for children because children typically require less space and have a lower cost to the airline. However, it is worth noting that airlines may also charge higher prices to business travelers who are willing to pay more for convenience.
The telephone company charges lower prices for long-distance calls made in the evening because there is less demand for the service at that time. This is a form of time-based price discrimination.
On the other hand, D is not an example of price discrimination because the postal service charges the same price for all first class mail regardless of who the sender is.
Finally, E is an example of group-based price discrimination because the American Economic Association charges higher dues to full professors than to assistant professors. This is because full professors are generally more financially secure and can afford to pay higher dues.
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What is contained in chromosomes?
A. genetic information
B. dense reserves of saccharides
C. ribosomes
Answers
Answer: I believe itś genetic information
Explanation:
There are DNA in chromosomes so it would have to be genetic information.
How long should the second rescuer squeeze the bag-mask device when providing 2 rescuer ventilation ?
Answers
Prior to providing the subsequent ventilation, the chest should drop. not longer than ten seconds.
With both hands the second rescuer must slowly squeeze the bag. 1 second and visibly cause the chest to elevate.
Different ways in which you can do chest compressions to an adult :-
1. Take up a position by the victim's side.
2. Verify that the victim is flat, supported, and lying faceup.
3. Set up your body and hands to apply compressions to your chest.
Place the heel of one hand on the victim's lower breastbone at the centre of the victim's chest (sternum).Your other hand's heel should be placed on top of the first hand.Straighten your arms, then place your shoulders so that they are directly above your hands.
4.) Perform chest compressions between 100 and 120 times per minute.
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station 1.1 *please use numbers instead of words for ages (i.e 7 instead of seven) a. during what age range (include ±) do the first adult (permanent) teeth erupt?
Answers
The age range (include ±) during which the first adult (permanent) teeth erupt is 6 to 7 years old.
Why do teeth erupt?A child's tooth will usually start to loosen when their adult teeth grow beneath it. The adult tooth pushes the baby tooth out as it erupts. When the root of a tooth begins to break down, it becomes loose. As a result, it will simply fall out and be replaced by an adult tooth. The primary teeth are lost as the child grows, and they are replaced by the permanent teeth.
The roots of the primary teeth are resorbed by the body as the permanent teeth form, causing the primary teeth to loosen and ultimately fall out. The adult teeth then take their place. The first adult teeth to emerge are usually the molars.
The first adult teeth to erupt are the first molars, which are typically found in the back of the mouth. The second molars follow shortly after the first ones. The incisors and canines emerge in the front of the mouth after the molars. In conclusion, the age range (include ±) during which the first adult (permanent) teeth erupt is 6 to 7 years old.
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