It is certainly between A and B, but normally someone with high blood pressure normally has something constricting blood flow, so the most logical answer to me is B. The blood vessel is closed and all of the blood is just sitting there with pressure, A dilated vessel would just have some blockage meaning less blood is able to flow in a given area.
My answer is B
Answer;
-Enzymes
Enzymes are class of proteins, they make metabolic reactions proceed much faster than they would have on their own.
Explanation;
-Proteins are biological macromolecules that are diverse in shape size and function. Enzymes are biological molecules (proteins) that act as catalysts and help complex reactions occur everywhere in life. They are biological catalysts.
All enzymes are proteins by definition. But not all biomolecular catalysts are proteins. Most enzymes are proteins, although a few are catalytic RNA molecules.
I think that the answer is C. roots. I hope that this helps. If it does vote me brainliest please!!
There is one extra 21 comosome which is why it is down sydrome.