16 individuals in a population of 100 are homozygous recessive for a particular trait (a or a). what percent of the alleles in that population are dominant?

36 individuals

Explanation:

In a 100 persons population, 16 represent the 16% of the total or 0.16 This is the percent of recessive alleles.

You know the formulas and

Where is the percent of recessive alleles and is the percent of dominant alleles.

If then

and because , then and

The percent of dominant alleles in this population is 0.36 or 36%, wich means 36 individuals.