What might happen to an enzymes activity if the gene encoding its production was altered by a mutation?

Which muscle is responsible for inhalation ?

Agene pool: a) is the collection of all the alleles found in a single species b) is the collection of all the alleles found in a single population c) is the collection of all the chromosomes found in a single population d) is the collection of genes in a species that allow the individuals to swim

49 ! how are energy cycles and growth cycles related?