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Related Questions
5th grade pls help
How might a machine help you do
work? 
Answers
Compare how cells in unicellular and multicellular organisms perform the tasks needed for life.
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Answer:
These organelles are responsible for a variety of cellular functions, such as obtaining nutrients, producing energy, and making proteins. Unicellular organisms are made up of only one cell that carries out all of the functions needed by the organism, while multicellular organisms use many different cells to function
Explanation:
A parachute uses __ to slow down.
A. Gravity
B. Air Resistance
C. Tension
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Answer:
B. Air Resistance
Explanation:
How would you classify the most recent historical examples of STEM
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Answer:
science discovries because it is
Explanation:
Select 2 that apply.The two types of animal behaviors are ________ and ________.learnedinnateinstinctreflexesgained
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The animals behaviors can be either innate, which menas that the animal was born with trem, or learned, that will be acquired through life experience and different contexts that animal will go though.
Answer: The two types of animal behaviors are learned and innate.
What is the purpose of natural selection?
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Answer:
The purpose of natural selection is not a conscious or intentional one, as it is not driven by a specific goal or purpose. Instead, natural selection is a fundamental process in biology that acts on heritable traits within populations over generations. It is a key mechanism of evolution.
Explanation:
The primary outcome of natural selection is the adaptation of organisms to their environment. Individuals with traits that are advantageous in a particular environment are more likely to survive, reproduce, and pass on those beneficial traits to their offspring. Conversely, individuals with traits that are disadvantageous are less likely to survive and reproduce, leading to a reduction in the frequency of those traits in the population over time.
Natural selection, therefore, acts as a filter that shapes the characteristics of populations, favoring traits that enhance an organism's survival and reproductive success in a given environment. Over many generations, this process can lead to the development of new species or the modification of existing ones, as populations accumulate adaptations that allow them to thrive in different ecological niches.
It's important to note that natural selection does not have an end goal in mind, nor does it necessarily lead to the "best" or most advanced organisms. Instead, it is a consequence of the interactions between organisms and their environment, constantly shaping and refining the traits of living beings based on their ability to survive and reproduce.
Which of the following is evidence that matter is too small to be seen without magnification?O Feeling the heat come off the flames of a fireFeeling the grains of salt in between your fingersWatching salt disappear when it dissolves in waterO Watching rain fall from the sky during a thunderstorm
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The correct answer is Feeling the heat come off the flames of a fire.
You cannot see the heat but it is there.
9. What type of bond is pictured in the image below?
a. covalent bond
b. ionic bond
c. metallic bond
d. electron bond
ONLY 9
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Answer:
c. metallic bond
Explanation:
Metallic bonding, unlike other forms of atomic bonding, involves delocalized elections. The negatively charged electrons form a "sea" around metal cations. Electrons within the valence shells of metals are only held loosely within their molecular orbits- the metals are held together due to the strong attraction between these delocalized electrons and positive nuclei.
The electrons are typically described as mobile, free, and delocalized. These traits are responsible for several metallic properties such as:
electrical conductivityheat conductivityelectronegativitymalleabilityAnswer: Number 10 is also C
Explanation:
The male part of a flower is called the A) ______, of which a flower can have many! This is divided into 2 parts. The long and narrow filament is topped by the B) _____which makes pollen! Pollen contains the male reproductive cell. The female part of a flower is called the C) _____...a flower can only have one! It is, though, divided into 3 parts. The D) _____is the sticky top part. Its job is to catch pollen! The round bottom part of the pistil is called the E) _____. Its job is to produce female egg cells. These 2 parts are connected by a tube called the F) _____. The outer part of the flower is called a petal. A flower may have several colorful petals. Petals attract insects and mammals to the flower for G) ______ to occur.
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Explanation:
A)Stamen
B)Anther
C)Carpel
D)Stigma
E)Ovary
F)Style
G) Pollination
Where do plants get their required nutrients from?
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Answer:
by photosynthesis and from soil
How would the South America boa constrictor which eats amphibians be categorized in this ecosystem
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What criteria would you use to define success when designing a solution to these problems?
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The effects of sigma, time, cost, and other factors. The amount of production improvement that a solution can produce is measured by its sigma impact.
In chemistry, why is there a solution?When two chemicals, known as a solvent and a solute, are combined, a solution results. Solution is the result of the union of the solute and solvent. They frequently involve the dilution of one material into another, such when salt is dissolved in water.
What is a brief explanation of a solution?A homogenous mixture from one or maybe more solutes that have been dissolved in a solvent is known as a solution. The material that a solute dissolves in to create a homogenous mixture is known as a solvent. The component that dissolves in a solvent to create a homogenous mixture is known as a solute.
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Characteristic
Narrow scapula (shoulder blade)
Wide scapula (shoulder blade)
Prominent sternum (breastbone)
3 primary toes on hind feet
4 primary toes on hind feet
Extra toe that points backward
Hind legs underneath the body
rather than to the sides
Long tail
Short tail
Claws on front feet
Claws only on hind feet
Bipedal (walks on 2 legs)
Quadrupedal (walks on 4 legs)
Teeth
Die I
Alligator
Bird
Deinonychus
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Teresa wants to explore the relationship between kinetic energy and potential energy. How could she use innovative problem-solving?.
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Teresa could be able to solve problems creatively in C. To demonstrate the relationship between kinetic and potential energy, she should choose a personal example of each and design an experiment to demonstrate it.
How does kinetic energy work?Kinetic energy is the energy that an object possesses as a result of motion.The effort necessary to move a mass-determined body from rest to the given velocity is what is referred to as the effort.In the absence of a change in speed, the body retains the kinetic energy it gained during acceleration.Option C is the best response because it best explains the link between kinetic energy and potential energy.For more information on kinetic energy kindly visit to
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Complete question : Teresa wants to explore the relationship between kinetic energy and potential energy. How could she use innovative problem-solving?
A. Follow the instructions of her science teacher for performing an experiment about kinetic and potential energy.
B. Search the internet for ways to show the relationship between kinetic and potential energy.
C. Find an example of kinetic and potential energy in her own life and create an experiment to illustrate their relationship.
D. Study the relationship between kinetic and potential energy in her science textbook.
In the example below the scientific method is used to solve an everyday problem. Match each component to the appropriate step in the scientific method
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Answer:
1. My toaster doesn't toast my bread. --> Observation
2. Why doesn't my toaster work? ---> ask questions
3. There is something wrong with the electrical outlet. ---> Hypothesis
4. If there is something wrong with the outlet, my coffeemaker also won't work when plugged into it. ---> Prediction
5. I plug my coffeemaker into the outlet. ---> Experiments
6. My coffeemaker works. ---> Result of experiment
Note: The question is missing some parts. The complete question is given below.
In the example below the scientific method is used to solve an everyday problem. Match each component to the appropriate step in the scientific method:
1. My toaster doesn't toast my bread.
2. Why doesn't my toaster work?
3. There is something wrong with the electrical outlet
4. If there is something wrong with the outlet, my coffeemaker also won't work when plugged into it.
5. I plug my coffeemaker into the outlet.
6. My coffeemaker works.
Explanation:
The scientific method involves the following; observations, ask questions, form a hypothesis, make predictions, design experiment to test the hypothesis, obtain results, analyze results, draw conclusions.
1. My toaster doesn't toast my bread is an observation made by the person.
2. The person then proceeds to asks questions based on the observation; Why doesn't my toaster work?
3. The next step involves making a hypothesis to try to explain the observation; "There is something wrong with the electrical outlet"
4. A prediction is then made, which is an expected outcome if the hypothesis is correct; "If there is something wrong with the outlet, my coffeemaker also won't work when plugged into it".
5. Next, an experiment is conducted to test the hypothesis whether it is true or not; "I plug my coffeemaker into the outlet".
6. Results are obtained from the experiment which in this case is, "My coffeemaker works". The result is then analyzed to see whether it supports the initial hypothesis or not. Depending on the results, new hypothesis is made and further experiments conducted until a conclusion is reached.
What are your thoughts on the concept of citizen science, and what projects/activities from SciStarter caught your eye? Would you say you personally connect more with the idea of doing scientific research, doing citizen science, or none of the above? Why?
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Citizen science is an innovative concept that involves the participation of members of the public in scientific research. This concept can be beneficial for both the public and the scientific community.
By involving the public in scientific research, citizen science can increase scientific literacy, foster a sense of community, and provide valuable data that would be difficult or impossible to obtain through traditional scientific methods.
Yes, I Would say that I personally connect more with the idea of doing scientific research, doing citizen science, as it will help to ring about safe research.
What is the citizen science?eBird: This project allows people to submit observations of birds they've seen and heard. These observations are then used to track bird populations, migration patterns, and distribution.
Project BudBurst: This project allows people to observe and record the timing of leafing, flowering, and fruiting of plants in their local area. This information is then used to study the effects of climate change on plant phenology.
In conclusion, citizen science can be an effective way to engage the public in scientific research and promote scientific literacy. It can also provide valuable data that would be difficult or impossible to obtain through traditional scientific methods.
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1)
2)
3)
4)
That’s all I need I’m typing so I can get more characters so I can post this
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Use the drop-down menus to answer the questions.
Which feature contains genetic material and is present in a eukaryotic cell but not in a prokaryotic cell?
Which two features are present in a plant cell but not in an animal cell? ************someone HELP PLEASE***********
Answers
Answer:
A DNA is contained in the NUCLEUS of a eukaryotic cell not a prokaryotic cell. Your awnser is " nucleus"
Explanation:
The feature that contains genetic material and is present in a eukaryotic cell but not in a prokaryotic cell is the nucleus. The two features that are present in a plant cell but not in an animal cell are the cell wall and chloroplasts.
1. Eukaryotic cells have a membrane-bound organelle called the nucleus that contains the DNA of the cell. It is in charge of conserving and safeguarding the genetic material, including the chromosomes that contain the genes that govern the properties and operations of the cell.
On the other hand, prokaryotic cells are devoid of a genuine nucleus. The cytoplasm of these cells contains their genetic material, which is normally one circular DNA molecule.
2. Cell Wall: The cell membrane of plant cells is enclosed by a strong cell wall. The plant cell is protected and supported structurally by the cell wall. Together with other polysaccharides, proteins, and cellulose, a complex carbohydrate, it essentially consists of these elements. Animal cells lack a cell wall and are supported instead by extracellular matrix and other structural elements.
Chloroplasts: The chloroplasts found in plant cells are in charge of photosynthesis. Specialized organelles called chloroplasts house the pigment chlorophyll as well as other pigments that are used to absorb light energy.
They do this by converting light energy into chemical energy, releasing oxygen as a byproduct and creating glucose. As animal cells lack chloroplasts, they are unable to perform photosynthesis.
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Complete the Punnett Squares and answer the analysis questions below.
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According to the problem the Genotype: FF: 25%: Ff: 50%: ff: 25% and Phenotype: Black fur: 25% Gray fur: 75%.
What is Genotype?Genotype is the genetic makeup of an organism, which determines its physical characteristics and traits. It is the combination of alleles (variants of a gene) inherited from both parents. Genotype is different from phenotype, which is the observable physical traits of an organism, such as its height, hair color, and eye color.
The male dog is homozygous recessive (ff), meaning that it carries two recessive alleles (f). This results in a 25% chance of producing offspring with two dominant alleles (FF), a 50% chance of producing offspring with one dominant allele and one recessive allele (Ff), and a 25% chance of producing offspring with two recessive alleles (ff).
The phenotype of the offspring will depend on which alleles they inherit. Since the F allele is dominant, if the offspring inherits one F allele, they will have gray fur. If they inherit two f alleles, they will have black fur. Therefore, the possible phenotypes in this case are 25% black fur and 75% gray fur.
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Can someone answer this question for me
Answers
Answer:
The cell membrane
Explanation:
Answer:
The biologist is most likely studying plasma or cell membranes. As within these membranes, there are both a combination of lipids and proteins arranged in a fluid mosaic manner, in which the 2 main layers arranged are phospholipids.
Explanation:
The atomic number of krypton (Kr) is 36, and it’s mass number is 84. How many neutrons do you have?
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Answer:
48 neutrons
Explanation:
The atomic mass number of Krypton is 83.80 or 84, and the atomic number is 36, so 84 - 36 = 48. There are 48 neutrons inside the nucleus of one atom of Krypton.
Once a liquid substance gains enough thermal energy, it can change to a solid state.
True
or
False
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Answer:true
Explanation:
Answer: Yea it’s True
Explanation:
Which is the modified segment of eye?
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The cornea is the modified segment of the eye. The modified segment of the eye is the cornea, a convex transparent structure located at the front of the eye. It's made up of a single layer of cells that don't contain any blood vessels.
The cornea refracts, or bends, light as it enters the eye, and the iris and lens then focus it onto the retina for interpretation by the brain. The cornea is involved in vision by acting as the first layer to bend light so that it can focus on the retina. When the cornea is damaged or altered in any way, the outcome can be vision loss.The cornea is the transparent, dome-shaped front part of the eye that covers the iris, pupil, and anterior chamber. It plays a crucial role in the visual system by focusing light onto the retina at the back of the eye.
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He looked for living S bacterial cells in each of the three batches that
contained living R cells. How did Avery's experiment determine that proteins
do not transfer heritable information?
OA. The samples with destroyed RNA still produced living S strain
bacteria.
OB. The sample with destroyed proteins still produced living S strain
bacteria.
O C. Samples with intact proteins produced no living S strain bacteria.
OD. When DNA was destroyed, living S strain bacteria appeared in the
sampl
SUBMIT
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When DNA was destroyed living S strain bacteria appeared in the sample.
What was the result of Avery's experiment?Oswald Avery's team demonstrated that DNA was the "transforming principle" in a very straightforward experiment. DNA was able to change another strain of bacteria when it was extracted from one strain and impart traits to the other strain.DNA makes up the genetic makeup of plasmids and bacteria. DNA or RNA serves as the genetic code for bacterial viruses, often known as phages or bacteria ophages. The replication and expression of genetic material are its two primary uses.For instance, although eukaryotes (multicellular organisms including yeasts) have three different forms of RNA polymerase, bacteria only have one type.To learn more about strain bacteria refer to:
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Answer:
Explanation:
Do all sperm look alike? What are some differences that sperm cells can have?
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Answer:
The more different the human is between human sperm to the eggs might just look different that every sperm is different because of the way their inherited DNA.
yeh.....
which statement about dna in one of your brain cells is true?which statement about dna in one of your brain cells is true?the majority of genes are likely to be transcribed.most of the dna codes for protein.it is the same as the dna in one of your liver cells.many genes are grouped into operon-like clusters.
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The DNA content of the brain cell is the same as the DNA in one of your liver cells.
Humans and nearly all other species carry genetic information in DNA, also known as deoxyribonucleic acid. An individual's DNA can be found in almost all of their cells. Most DNA is found in the cell nucleus (where it is known as nuclear DNA), but there is also a tiny quantity of DNA in the mitochondria (where it is called mitochondrial DNA or mt DNA). Cellular organelles called mitochondria transform the energy from food into a form that can be utilized by cells. Adenine (A), guanine (G), cytosine (C), and thymine (C) are the four chemical bases that make up the code that stores the information in DNA (T). More than 99 percent of the 3 billion bases that make up human DNA are identical in every person. Similar to how the letters of the alphabet occur in a specific order to form words and sentences, the order, or sequence, of these bases, dictates the information accessible for creating and maintaining an organism.
Hence, DNA is expressed differently in cells.
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what are the key issues in the field of development?
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The first element in embryonic human development is fertilization, where gametes combine their genetic material, creating a zygote with 46 chromosomes. After this, we pass to the second stage called the embryonic stage, which is composed of some key phases where cellular lineages will be defined as well as the first plane
A scientist is examining a multicellular organism that has ability to harness the energy from the sun to make its own food what kingdom would be the best option when classifying the organism
Answers
Answer:plantae
Explanation:
Based on your experimental results, categorize each microbe as preferring isotonic environments, being halotolerant, or as a halophile.
Answers
The microbes present in the experiment were:
S. cerevisiae
S. epidermis
A way of categorizing microbes is according to the environment that they need to live in. In other words, we can classify them as isotonic, halotolerant and halophile.
If we put these two microbes in solutions of increasing concentrations, 1%, 7% and 15%, we will see that:
S. cerevisiae only grows when it is in a 1% solution.S. epidermis only grows when it is in a 1% and 7% solution.
In conclusion, S.cerevisiae prefers an isotonic environment. S. epidermis is halotolerant since it can grow in a more hypertonic environment. As none of them grows in a highly hypertonic solution, neither of them are halophile.
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The second farmer used Technique B: Used a genetically modified variety of corn. The plant produces an insecticide which selectively kills only the moth larvae as it feeds on the corn. What is a likely impact on the farmer of growing such a variety of corn?
A) The financial costs for the farmer would be lowered since LESS crops would be lost to pests.
B)The financial costs for the farmer would be lowered since MORE crops would be lost to pests.
C) The farmer may be held responsible for increasing chemical pollution.
D) The farmer's expenses for pest control would increase due to an increase in bee population.
Answers
Answer:
A) The financial costs for the farmer would be lowered since LESS crops would be lost to pests.
Explanation:
Planting of variety with a resistance strain to pest is one of the gene modification that occurs in plants, this has greatly help farmers improve on productivity, reducing the amount of money spent on controlling insect pest invasion on their farm.
Because the crop is resistant to pest no extra cost of purchasing chemicals to control pest on the farm and the number of damage to crop will be reduce in turn reducing the amount of plant lost to pest invasion this will lower the financial cost of the farmer and also an increase productivity.