I only have one reason but hope it helps!
Because without those bases pairing there <span>would be no structure of a DNA.</span>
Answer – D. RNA
Like proteins, Ribonucleic acid is another kind of organic molecule that also acts as a catalyst for chemical reactions. Asides acting a catalyst for chemical reactions, proteins have a wide variety of functions that they perform in in living cells.
Explanation:
<h3>Cancer: mitosis out of control</h3>
<h3>Mitosis is closely controlled by the genes inside every cell. Sometimes this control can go wrong. If that happens in just a single cell, it can replicate itself to make new cells that are also out of control. These are cancer cells.</h3>
The answer is C-- because it came from something living.
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It is a mutualistic relationship. The flowers need the bees to pollinate, while the bees need the pollen to make food.
