If a population of 2000 individuals has 120 aa genotypes, what would the genotype frequency of aa be? a. 0.006 b. 0.06 c. 0.6 d. 1.6 e. 16

Which of the following is the main purpose of a human community?

Can bacteria reproduce in a way such that when you start out with two bacteria, you get five bacteria? why or why not? * a. yes, because bacteria reproduce sexually, and can produce any number of offspring, just as humans do. b. no, because bacteria grow at an exponential rate. c. no, because when bacteria reproduce, they split into two parts, and two bacteria splitting would result in four bacteria.

Which greenhouse gas is emitted when burn fossil fuels for energy? a.nitrogen b.oxygen c.carbon dioxide d.helium