There are only so many resources that can be used and if all of them are used they don't have enough materials or food.
Answer:
A. All offspring will be affected by the dominant traits
Answer:Silicon
Explanation: It would be considerably difficult to build computers with a gas.
B. Phylogeny. Phylogeny has a similar meaning to evolutionary being a synonym<span />
Answer:
By changing a gene's instructions for making a protein, a mutation can cause the protein to malfunction or to be missing entirely. When a mutation alters a protein that plays a critical role in the body, it can disrupt normal development or cause a medical condition.