Answer:The same amount of matter exists before and after the change—none is created or destroyed. This concept is called the Law of Conservation of Mass. In a physical change, a substance's physical properties may change, but its chemical makeup does not.
Explanation:
The answer is this: the RNA is only translated into a single long polypeptides, which is then cleaved into shorter ones.
Answer:
This is likely due to a better climate and more fertile soils.
Explanation:
Might be b I might be wrong
