What is the atomic number of this atom?
а, b, c
08
O 13
09
. 5
0 4

How does natural selection change thephenotypes within a population over time?

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

Iwanna go do something with my ideas? ?