A gene mutation is a permanent alteration in the DNA sequence that makes up a gene, such that the sequence differs from what is found in most people. ... Acquired mutations in somatic cells (cells other than sperm and egg cells) cannot be passed to the next generation.
Population would be the answer
The process for connecting two monomers together (forming a covalent bond) is called dehydration synthesis. Dehydration means "the remove of water" and synthesis means to "join together". Condesation Reaction
Runoff is freshwater that flows along the surface of the land.