Which describes a phylogeny? a. a genealogy b. a tree c. evolutionary pathways d. natural relationships between organisms e. all of the above.

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