How is the sun the major source of energy in the water cycle

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.

What best describes the dropping height of a ball that bounces back up to a height of 45 cm

If animal agriculture was eliminated, how much grain would become available for human consumption?