Question

In life cycles that alternate between haploid and diploid stages, ____________ acts to reduce the number of chromosomes per cell from two sets to one set. In life cycles that alternate between haploid and diploid stages, ____________ acts to double the number of chromosome per cell from one set to two sets. In life cycles that alternate between haploid and diploid stages, ____________ acts to keep the number of chromosomes per cell the same. In animals, a single diploid cell called a ____________ divides by mitosis to give rise to all the cells of the adult body.

Answer 1

Answer:

meiosis_

fertilization

mitosis

zygote

Explanation:

In life cycles that alternate between haploid and diploid stages, ____meiosis_ acts to reduce the number of chromosomes per cell from two sets to one set. In life cycles that alternate between haploid and diploid stages, ___fertilization__ acts to double the number of chromosome per cell from one set to two sets. In life cycles that alternate between haploid and diploid stages, ______mitosis______ acts to keep the number of chromosomes per cell the same. In animals, a single diploid cell called a ____zygote________ divides by mitosis to give rise to all the cells of the adult body.