A child has the same number of chromosomes as each of his parents. This is because the gametes that combined when that child was conceived each contained chromosomes.

Rachel ate a piece of fruit and happened to drop the seeds in her backyard. after a few weeks, she saw a small plant with flowers growing in the backyard. which group does this plant belong to? a. angiosperms b. gymnosperms c. pteridophytes d. bryophytes e. chytrids

Why do oceanic plates tend to subduction when colliding with a continental plate

When a population split into two subgroups what is most likely to cause the subgroups to develop different traits?