which cellular structure helps to maintain homeostasis by controlling the transportation substances into out of the cell

Cell membrane

Explanation:

It forms an outer cover between the cell cytoplasm and it's outside environment.

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