Which embryonic characteristic of chordates develops into structures in the head and neck in land vertebrates?

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Answer 1

Answer: They develop pharyngeal pouches.

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Reduce, reuse, recycle! These buzz words fuel the green movement that keeps tabs on Earths environmental health. We can help by using _________ batteries, an alternative that keeps toxic heavy metals out of landfills and earths water system as well as being a good idea economically.Alkaline Disposable Primary Rechargeable
Plants produce glucose through the process of photosynthesis. Potato plants convert these glucose monomers into starch, a polymer made up of many glucose molecules bonded together. The starch is then stored in special root tubers called potatoes. What process do potatoes use to convert glucose into starch?
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During the prewriting stage the writer does all of the following except A. focuses on what to say to the audience. B. determines who is the audience. C. organizes the ideas for the audience. D. determines how he/she is going to speak to the audience.

What are 3 reasons that cells need to divide?
must be in a complete sentence

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Cells divide so the can reproduce.

Plants and animals release co2 into the atmosphere is called

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oxygen is what plants release into the atmosphere

Exposure to UV light stimulates the skin to produce which vitamin?a. A
b. B
c. C
d. D

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Your body is able to produce its own vitamin D3 when your skin is exposed to the sun's ultraviolet rays, specifically ultraviolet (UVB) radiation. When UVB rays hit your skin, a chemical reaction happens: Your body begins the process of converting a prohormone in the skin into vitamin D.

Exposure to UV light stimulates Vitamin D to be produced

what type of muscle action and exercise is occurring from a to b assuming that the appropriate muscles are activated?

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Answer:

a muscle thing

13. Which of the following is not required by animals to control body temperature? A. Animals must switch between ectotherm and endotherm methods. B. Animals must be able to get rid of excess heat when temperatures increase. C. Animals must be able to conserve heat when temperatures drop. D. Animals must find a source of heat.

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C. Animals must be able to conserve heat when temperatures drop.

I would say D probably

Please help this is for 20 points!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!24. Name two types of evidence used to support the theory of evolution. Explain how scientists use each type of evidence to provide support for evolution. Give one example of each.

25. What is a cladogram? Explain how a scientist would use DNA or protein sequences taken from three different organisms to construct a cladogram.

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molecular evidence similar proteins and genes found in related species
fossil evidence because the records of fossils over time change and since there is record there evidence of a change
a cladogram is used to show the relationship between organism the closer they are together then the closer they are to being related one another

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A child gets a severe blow to the head from an accident. Although her eyes are still fully functional, she can no longer see. Based on this information, her doctor determines that the brain area most likely damaged in the accident is the ________ lobes.

In a population of guinea pigs, short hair is dominant to long hair. If 25 percent of a breeder’s guinea pigs has long hair, what is the frequency of the recessive allele (q)?5 percent15 percent25 percent50 percent

Can someone help me An organism's energy, nutrient and survival requirements are aspects of its: habitat population ecosystem niche

What is the domain containing all organisms with eukaryotic cells?