So am i the only one that doesnt know where india is

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.

How can an organ, such as the lungs, work for multiple body systems?

Describe characteristics of a good respitory surface