The water cycle, in which water moves from the atmosphere, to the surface, below ground, and back, is also called

Why does meiosis produce cells with half the chromosomes? o a. most of the chromosomes are not necessary to keep an organism alive. b. a gamete needs only half the number of chromosomes because two gametes join together. o c. it makes the gametes easier to move around in the organism. o d. it is faster to produce gametes with fewer chromosomes.

Works together in the synthesis, modification, packaging, and transport of lipids and proteins

Explain what a zygote is. use the terms egg cell, sperm cell, and fertilization in your explanation.