What are the similarities and differences in the way geologists and biologists approximate the age of the earth? justify your response in two or more complete sentences.

1. a tropical dry forest carries out more rapid nutrient cycling

the eggs of the insects should be the first thing collected at the scene.

false

the cell cycle is the final answer! : )

genetic variation can be caused by mutation (which can create entirely new alleles in a population), random mating, random fertilization, and recombination between homologous chromosomes during meiosis (which reshuffles alleles within an organism's offspring).