Ten percent of the cell cycle involves the division of the mother cell dividing into two daughter cells genetically identical to each other and to their parent cell. Which process is being characterized?
F
mitotic cell division
G
fertilization
H
meiotic cell division
J
cleavage

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

the answer is b.) hydrogen bonds between bases.