Homeostasis, it is the process of organisms regulating their internal conditions. <span />
The answer is following-
Angiosperms (decotyledon) and (Cycads).
They are homologous because they have similar structure regardless of purpose
<span>If the liver cells of an animal have twenty-four chromosomes, the same animal would have twelve chromosomes in its sperm cells. Chromosomes are paired into two types, the X and Y components. The Y components are the sperm cells of an animal.</span>