Answer:
The organisms that thrive at deep-sea vents and seeps have to survive freezing cold, perpetual darkness, high-pressure, and toxic chemicals. For this reason, they are often called "extreme"ex tr em op hi l es for the extreme nature of their living conditions. I don't know
Explanation:
Answer:
The scientist is studying oxygen which can also be found in protien. oxygen is the element which makes up to 65% of human body mass. It is also found in proteins inside the body.
The addition of acetyl groups to histones is associated with chromatin condensation and and higher levels of gene expression
here is the answer of this qquestion
The best and most correct answer among the choices provided by the question is <span>b. oil</span> <span>.
</span>A thick, black liquid formed from the buried remains of microscopic marine organisms is oil .
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Hope my answer would be a great help for you. </span>
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