How are characteristics of one generation passed to the next? How can individuals of the same species and even siblings have differnent characteristics?

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 are the seven economic and social goals?

The function of the ciliary escalator is to