Answer:
recently shared a common ancestor
the recessive traits one loks good too but they could be convergences like bat and bird wings
Explanation:
PLEASE ANSWER THESE THREE ( TIMED )
1. during which phase is the DNA duplicated?
2. what is the relationship between chromatin and chromosomes?
3. in which phase are chromatids pulled apart?
Answer: 1. During interphase, the cell grows, accumulating nutrients needed for mitosis, preparing it for cell division and duplicating its DNA.
2. DNA consist of the polynucleotide chain the DNA double helix is packaged by special proteins (histones) to form a complex called chromatin. The chromatin undergoes further condensation to form the chromosome.
3. Anaphase
Explanation:
If a DNA strand reads: CATAAGCTG. What will the new DNA strand read
Answer:
GTATTCGAC
a way to remember is that the opposite of G is always C, and vise versa (chips and guacamole is a good study tool)
and the opposite of A is T, and vise versa (apples and tomatoes)
what are cork tissues? how are they formed?
Answer:
Cork is a protective tissue that separates the living cells of the plant from the outside environment. The formation of cork in the periderm is the result of the activity of a secondary meristem, the cork cambium, or phellogen.
Explanation:
You push a boulder 6 meters across the yard with a force of 500 N. How
much work have you done?
Answer:
3,000 J
Explanation:
Answer:
You've done 3,000 J
There are two patterns present in this microscopic field from an antinuclear antibody ANA test. The test is viewed using fluorescent microscopy. One pattern can be seen in the interphase cells (a) and the area outside of the chromosomal area of the mitotic cells (b). The other pattern is recognizable in the chromosomal area of the metaphase mitotic cells (c). What are these two patterns
These two patterns are - Homogeneous and Speckled
What is ANA test?The antinuclear antibody (ANA) test is a standard screening test to detect multiple antibodies that may be produced by patients with autoimmune diseases or ANA-associated rheumatic diseases (AARDs).Although there are several methods for ANA screening, the American College of Rheumatology (ACR) issued a statement declaring his HEp-2 indirect immunofluorescence (IIF) as the preferred method for ANA screening. This statement is based on the findings of a working group that researched and collected information from physicians to assess non-standardization of different methods of evaluating ANA in the market.Using HEp-2 as a substrate allows the detection of more than 100 autoantibodies to different nuclear and cytoplasmic antigens.To learn more about ANA test from the given link
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What is an optional element that can be placed in tires besides oxygen that offers some benefits such as the tires lasting longer? group of answer choices
Mosquito repellent is sprayed on one arm and the other arm is not sprayed. The number
of mosquito bites is counted after 2 hours.
o the independent variable is the 2 hour time and the dependent variable is the number of
mosquito bites
o the independent variable is the number of mosquito bites and the dependent variable is the
repellant
the independent variable is the repellant and the dependent variable is the 2 hour time
the independent variable is the repellant and the dependent variable is the number of mosquito
bites
Answer:
Dependent variable: Number of bug bites
Independent variable: Sprayed arm
Control group: Arm not sprayed.
Experimental group: Sprayed arm
Explanation:
If you know the definitions for the independent variable, dependent variable, control and experimental group in a problem than it would be less complicated to figure out what they are in any given example. So, here are the definitions:
Independent variable: the factor that you change
Dependent variable: the factor that is measured
Control group: the factor that is kept the same
Experimental group: the group in an experiment that receives the variable being tested
I had this had a question about this last week and got stumped im sure if this will help you? but I do hope it does and im sure exactly what the entire question is so.... Good Luck!
You are studying a population of Dlugosch’s Small Octopus that has been suffering from a skin disease. In your work, you find that some individuals have more resistance (immunity) to the disease than others. You remember learning about life history trade-offs in your Ecology class, and you hypothesize that immunity trades off with investments in other major life history traits in the octopuses. You decide to design a study to test whether higher immunity leads to a lower number of eggs produced by females.
9. State a prediction for what the results of your study would look like if they support the hypothesis given in the Mission.
Make a figure of results that would be consistent with that prediction:
Label y axis with the variable that should be on the
Label x axis with the variable that should be on the
Draw results bars or lines consistent with your prediction
If the infection reduces the population size of the octopus, would you predict an r or a K strategy would be more likely to evolve (based on what we discussed in class)? Explain why that life history strategy would be favored in a small population, and give at least two traits associated with the strategy that you predict.
If higher immunity leads to a lower number of eggs produced by females in Dlugosch's Small Octopus, then there will be a negative correlation between immunity level and egg production.
A K approach would be more likely to develop if the illness causes the octopus population to decline. Resources are few in a tiny community, therefore long-term stability and survival are prioritized over rapid population expansion. The K approach emphasizes having fewer kids while allocating more resources to ensuring their survival and welfare. In a small population, the following two characteristics connected to a K strategy might be more prevalent:
Increased parental care: Parents invest more time and resources in raising a smaller number of offspring to increase their chances of survival and reproductive success.
Delayed maturation: Individuals take longer to reach reproductive maturity, allowing them to invest more time in growth, development, and building up resources before reproduction.
These traits help ensure the survival and success of the limited number of offspring in a small population, aligning with the K-selected life history strategy.
In this figure, the y-axis represents the number of eggs produced by females, and the x-axis represents the immunity level of the octopuses. The bars or lines would show a decreasing trend as the immunity level increases, indicating a negative relationship between immunity and egg production.
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Explain the environmental benefits of recycling paper products.
No links please
Answer:
Paper recycling saves natural resources, saves energy, reduces carbon dioxide emissions, and keeps landfills free for other types of waste that cannot be recycled. Recycling
1 ton of paper saves 17 trees, 7,000 gallons of water, 380 gallons of oil, 3.3 cubic feet of landfill space, and 4,000 kilowatts of energy. Greenhouse gas emissions Carbon equivalent (MTCE).
Explanation:
what are -zoline drugs. Oxymetazoline, naphazoline, tetrahydrozoline
Zoline drugs are a class of drugs that are used as nasal decongestants. They work by constricting the blood vessels in the nasal passages, reducing inflammation and congestion.
The three drugs mentioned in the question, oxymetazoline, naphazoline, and tetrahydrozoline, are all examples of zoline drugs.
Oxymetazoline is commonly used as a nasal spray or drops to relieve congestion caused by allergies or colds. Naphazoline is another nasal decongestant that is often found in eye drops as well. Tetrahydrozoline is also used as a nasal decongestant and in eye drops to relieve redness and itching.
While these drugs can be effective at relieving congestion, they should be used with caution as overuse can lead to rebound congestion and other side effects. It is important to follow the recommended dosages and not to use them for more than three days in a row without consulting a healthcare professional.
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describe the organelles and structures a protein that is destined to leave the cell would interact with on its journey from synthesis to exile from the cell of its birth.
Rough endoplasmic reticulum, Golgi apparatus, cell membrane are structures that a protein that is destined to leave the cell would interact with on its journey from synthesis to exile from the cell of his birth.
The ribosomes, which are the molecules in charge of producing proteins, are what give the rough endoplasmic reticulum its name. A specific RNA fragment may instruct a ribosome to move to the rough endoplasmic reticulum and embed itself if it comes across there. The protein produced from this region will wind up inside the rough endoplasmic reticulum, where it will fold and be marked for transport to the Golgi apparatus through the process of glycosylation, which involves the addition of a tag molecule (often a carbohydrate).
Near the nucleus, the rough endoplasmic reticulum, which is continuous with the nuclear membrane, resembles a network of canals. Rough endoplasmic reticulum-produced proteins are either meant to form a membrane or to be released from the cell membrane. It would be much more difficult to discern between proteins that should exit the cell and proteins that should remain if there were no rough endoplasmic reticulum. As a result, the rough endoplasmic reticulum promotes cell specialization and increases organism complexity.
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The blood bank wants to carry out an investigation to determine the distribution of blood groups of 1200 learners in a high school. Theu decide to use a sample to do their investigation in order ti save costs and time. They also want to get a reliable result. 1)state any 4 planning steps that the blood bank should put in placd to do this investigation before they draw blood from the learners,using a syringe. 2) State 3 precautions tgat the blood bank should take when drawing blood from the learners.
Planning steps that the blood bank should put in place before conducting the investigation:
Determine the sample size: Calculate the appropriate sample size that would provide statistically reliable results. This involves considering the total population size, desired level of confidence, and acceptable margin of error. Random sampling: Develop a random sampling technique to ensure that every learner in the high school has an equal chance of being selected for the investigation. This could involve using a random number generator or assigning numbers to learners and selecting them randomly.
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1.2 after performing the cross, do the actual results match your punnett square? how many individual flies had a wt phenotype? how many had a black body phenotype?
In light of the FlyLab JS Program, every one of the 1025 F1 posterity flies will be wild sort, in which 513 flies are female and the leftover ( 512 ) are guys. That leaves no flies in the F1 age that had a dark body phenotype.
blackbody, likewise spelled dark body, in physical science, is a surface that retains all brilliant energy falling on it. The term emerges on the grounds that the occurrence of noticeable light will be assimilated as opposed to reflected, and in this manner, the surface will seem dark.
A dark body or blackbody is a romanticized actual body that ingests all occurrences of electromagnetic radiation, paying little mind to recurrence or point of frequency. The name "dark body" is given since it assimilates all shades of light. A dark body likewise discharges dark body radiation.
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many people dislike the taste of leafy greens such as kale or mustard greens. this makes sense, because these vegetables activate ____ taste receptors, which are also activated in response to plants that are toxic.
Many people dislike the taste of leafy greens such as kale or mustard greens. This makes sense because these vegetables activate bitter taste receptors, which are also activated in response to plants that are toxic.
What are taste receptors?
Taste receptors are specialized cells in the mouth that detect different kinds of tastes. Taste receptors are responsible for the sensation of taste. Our tongue is dotted with thousands of taste buds, which contain taste receptors. The human mouth can detect five different types of tastes: sweet, salty, sour, umami (savory), and bitter.
Taste receptors respond to chemical compounds found in the food we eat. Food molecules are recognized by the receptors on the taste buds, which then send a signal to the brain. This signal is then interpreted as a particular taste.
How do taste buds work?
Taste buds are clusters of cells that sense taste. There are many taste buds located on the tongue, as well as in the mouth, throat, and epiglottis. Each taste bud is made up of several different types of cells. The most important of these cells are the taste receptor cells.
Taste receptor cells contain special proteins called taste receptors. These receptors are responsible for detecting the different kinds of tastes. When a taste receptor is activated, it sends a signal to the brain. The brain then processes this signal and interprets it as a particular taste.
What are the different types of taste receptors?
There are several different types of taste receptors. These include sweet, sour, salty, bitter, and umami (savory). Sweet taste receptors are activated by sugars, while sour taste receptors are activated by acids. Salty taste receptors are activated by sodium ions. Bitter taste receptors are activated by certain chemicals found in many plants, while umami receptors are activated by glutamate, an amino acid found in many foods.
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A particular pea plant has one allele for a tall stem (T) and one allele for a short stem (t). By observing it, you can see that it has a tall stem as well as many other different traits. Using this example, explain the difference between phenotype and genotype. Which one can be observed? Which one helps to determine the other?
Answer:
phenotype is the physical make up of an organism. it is controlled by alleles found in the cells of an organism. dominant alleles overshadow the recessive alleles. the allele for tallness for example, is dominant to that for shortness. since alleles occur in pairs, this plant which is tall can either be genotype TT or Tt , two dominant alleles or one dominant allele and the recessive allele which overpowers the recessive allele hence making the plant appear tall. genotype is the genetic make up of an organism. this determines how an organism appears to look externally.
hence genotype determines phenotype.
Are there opinions about this document of aids
Is the sympathetic system part of the central or peripheral nervous systems?
Answer:
yes
Explanation:
Which correctly lists the three elements that geologists measure to determine the age of an organism's remains?
O argon, nitrogen, and carbon-12
carbon-14, nitrogen, and carbon-12
nitrogen, potassium, and carbon-14
carbon-12, potassium, and argon
Answer: D.)carbon-12, potassium, and argon
Explanation: i hope this helps :)
Carbon-14, nitrogen, and carbon-12.
What method Geologists and paleontologists?Geologists and paleontologists use various methods to determine the age of rocks and fossils, including the measurement of the amounts of certain elements present in the sample. Carbon-14 dating is a commonly used method for determining the age of once-living materials.
The method is based on the fact that carbon-14, a radioactive isotope of carbon, decays at a predictable rate over time.
Nitrogen is also used in dating methods, such as the potassium-argon dating method, which is used to date rocks and minerals that contain potassium.
In this method, the amount of argon gas produced by the decay of potassium-40 is measured to determine the age of the sample.
Carbon-12 is the most common and stable isotope of carbon and is not used for dating purposes.
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A studenr wants to germinate seeds over the winter
Which two conditions does she need to provide for the seeds?
A.) Soil
B.) Moisture
C.) Feritilizer
D.) Warmth
Answer:
B and D
Explanation:
During the winter, soil does not go away, so A cannot be part of the answer. The only problems of doing this in the winter is no mostuire and its cold, so that will be needed.
Proof:
Took the Test, Correct
Look above for more verification
The two conditions that a student needs to provide for seed germination are moisture and warmth. Thus, the correct options are B and D.
What is Seed germination?Seed germination may be defined as the complete process of seed development into new plants. It emerges from a seed, the seedling, and finally into the adult plant.
In winter, there is extreme cold outside, so the excess cold reduces the moisture of the soil. Hence, it is needed to provide moisture as well as warmth for the seed to grow and develop properly under normal conditions.
Therefore, the correct options for this question are B and D.
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which level of protein structure is disrupted through the hydrolysis of peptide bonds?
The primary structure of proteins is disrupted through the hydrolysis of peptide bonds. The peptide bonds are formed between the amino acid residues during the process of protein synthesis. The level of protein structure that is disrupted by the hydrolysis of peptide bonds is the primary structure of proteins. The primary structure of proteins is the sequence of amino acids held together by peptide bonds, also known as polypeptide chains.
Hydrolysis is the process of breaking the peptide bond in proteins. During hydrolysis, the peptide bond is broken by the addition of water. A molecule of water is split into hydroxide ion (OH-) and a proton (H+) in the process. The OH- attacks the peptide bond, causing it to break, and resulting in two amino acids. The hydrolysis of peptide bonds is an important process in the digestion of proteins.
The primary structure is disrupted when hydrolysis occurs. Consequently, it impacts the higher levels of protein structure such as the secondary, tertiary and quaternary structures which are stabilized by interactions such as hydrogen bonds, disulfide bonds, and van der Waals interactions.
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what is one property of viruses that makes it difficult to cure viral infection
what animal is the descendant of Gilmoreosaurus
please help me
During adolescence, the lungs will _________ in weight and the heart will ___________ in size.
During adolescence, the lungs will increase in weight and the heart will increase in size. The lungs will increase in weight and the heart will increase in size during adolescence.Adolescence is the transition period between childhood and adulthood. It is characterized by rapid physical, physiological, and psychological changes.
These changes occur due to hormonal influences on the body, which lead to growth, development, and maturation.During adolescence, the lungs increase in weight due to the expansion of lung tissue. This expansion is due to the maturation of lung structures, such as alveoli and bronchioles, which increase in number and size. As a result, the lungs can accommodate more air, which increases oxygen intake and carbon dioxide elimination.
In addition, the heart increases in size during adolescence due to the increase in muscle mass. This increase is due to the increase in cardiac output required to supply oxygen and nutrients to the growing body. As a result, the heart is better equipped to handle physical stress and exercise, which are essential for maintaining a healthy body weight and cardiovascular fitness.
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The fermentation of glucose by yeast normally yields.
During the inflammatory response, mast cells release _____, which causes vasodilation and capillary permeability
The release of histamine by mast cells during the inflammatory response plays a crucial role in promoting vasodilation and capillary permeability, which are key components of the immune response to injury or infection.
During the inflammatory response, mast cells release histamine, which causes vasodilation and capillary permeability.
Histamine is a chemical mediator released by mast cells, a type of immune cell found in connective tissues, particularly in areas prone to immune responses such as the skin, respiratory tract, and gastrointestinal tract.
When mast cells are activated by various stimuli, such as injury, infection, or allergic reactions, they release histamine as part of the inflammatory response. Histamine acts on nearby blood vessels, leading to vasodilation, which is the widening of blood vessels. This dilation increases blood flow to the affected area, resulting in redness and warmth.
Histamine also increases the permeability of capillaries, the smallest blood vessels, which allows fluid and immune cells to move more easily from the bloodstream into the surrounding tissues. This increased capillary permeability results in swelling, known as edema, and helps facilitate the migration of immune cells to the site of inflammation.
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PLZ HELP
Three different warbler species live in the same tree. One species feeds at the top of the tree, the second species feeds in the middle part of the tree, and the third species feeds at the bottom of the tree. Do all three species occupy the same niche? Explain.
Answer:
Yes and no.
Explanation:
While they are different species, they might only be on their part of the tree because they are at the bottom of the dominance chain. The species at the bottom of the tree might like the food at the top, but the bird might not want to fight for it.
Provide the complementary DNA for the following DNA sequence:
A T G C T A G G G T A A T T C G
Answer:
T A C G A T C C C A T T A A G C
Explanation:
A = T and T = A
Remeber Apple goes with the Tree
C = G and G = C
Remember Car goes in the Garage.
What is the question or problem? What question are the scientists trying to answer?
In primates, male and female reproductive strategies are Group of answer choices similar. shaped by resource competition in females and sexual competition in males. shaped directly by food acquisition strategies in both sexes. shaped directly by sexual competition in both sexes.
In primates, male and female reproductive strategies are shaped directly by se×ual competition in both se×es. Thus, option "D" is correct.
What is Competition?This is a condition in which two or more parties strive for a common goal which can't be shared.
Bright-coloured males will attract mates through their colour which gives it an advantage over the others during se×ual selection.
Thus, option "D" is correct.
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Which of the following is a synthetic material?
a. wood
b. plastic
c. wool
d. coal
Answer:
Your answer is B) Plastic.
Explanation:
"Synthetic" just means "human-made" or "artificial".
A), C), and D) can all be found in nature, and aren't made by humans.