Which step in the stp process develops descriptions of the different segments

In a relatively small iguana population the allelic frequency is tracked for three generations. webbing is a recessive allele; no webbing is the dominant allele. during one very rainy spring and summer, a flood washes all the iguana without webbed feet out to sea. by the fall, and three generations later, you have the gene pool seen here.

In some plants, pointed leaves (p) are dominant over rounded leaves (p). a plant with a genotype of pp

Everything in the universe originated from a single point. how was it possible for everything in the universe to have occupied a single point in space?