During meiosis, chromosomes will split into daughter cells randomly, making each gamete unique. This is called .

i seem to be answering all of these

Explanation:

it's called cytokinesis :)

it splits the daughter cells up from two to four

Cytokinesis

Explanation:

well, that's easy; the answer's c, "it reduces contamination of the water and substrate of the estuary."

the cladogram shown here shows similarities and differences among several classes of vertebrates. anatomically, the four have limb structure as their common ancestor. we might separate the mammals from the other three classes because they a) divergent; do not lay eggs b) identical; are warm-blooded c) varied; a four chambered heart d) homologous; have mammary glands