Hey there
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The correct answer is:
Nitrogen is a key element in the formation of B. amino acids ,which are substances necessary to living organisms.
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Hope this helps you
Answer:
I cant draw on here but recycling is definitely a good way to go
Explanation:
draw a person separating trash in different bins
Answer:
Environmental scientists look for solutions to protect the environment, while chemists develop new products.
Explanation:
The last two sentences use the conjunction while meaning <em>whereas</em>, i.e. indicating a contrast. So the purpose of sentences 3 and 4 is to contrast certain things about environmental scientists and chemists. However, the fourth sentence contrasts only <u>level of education</u> required for these jobs.
The third sentence refers to <u>actual</u> <u>work</u> that environmental scientists and chemists do. Therefore, this sentence most accurately describes a way in which the jobs of environmental scientists and chemists contrast.
I think the answer is B memorable if you said a long speech im not going to remember it because it was to long. Now if you said a shoert speech then i would remember becasue it is easier because it's shorter
