Answer:
C. cell membranes
Explanation:
the black/dark material that is visible in many of these onion cells is cell membranes.
Every three nucleotides would compose a codon, which would make 1 amino acid in a polypeptide chain so the answer to your question is C.5. I hope that this is the answer that you were looking for and it has helped you.
Answer:
C. nerves
Explanation:
Nerves are what connect your brain to the rest of your body.
Answer:
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Explanation:
.The genes in DNA encode protein molecules, which are the "workhorses" of the cell, carrying out all the functions necessary for life. For example, enzymes, including those that metabolize nutrients and synthesize new cellular constituents, as well as DNA polymerases and other enzymes that make copies of DNA during cell division, are all proteins.
The opposite of photosynthesis is aerobic respiration