Answer:
DNA is a dynamic and adaptable molecule. As such, the nucleotide sequences found within it are subject to change as the result of a phenomenon called mutation. Depending on how a particular mutation modifies an organism's genetic makeup, it can prove harmless, helpful, or even hurtful.
Explanation:
Answer:
C: A change in scientific evidence regarding the theory.
Answer: D - Genes move around on the chromosomes and could be located anywhere
Explanation:
Plants on Earth provide food, some even provide shelter to some animals, and plants such as trees provide oxygen to the environment.