What organelle is responsible with protein packages in vesicles and transport inside or outside the cell?

answer: c.

explanation:

"a.) well–developed vascular system."

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