B An ecosystem because it is i dont know how to explain but i think is that one
They produce pockets (eggs) for fertilization and they produce the reproductive hormones, oestrogen and progesterone.
Answer:
a,the ability to go from a single cell to multicellular organism
Answer:
Lamellae
Explanation:
These lamellae are remnants of osteons whose matrix components have been almost completely recycles by osteoclasts. growth of the bone.
<span>synthesis in rough endoplasmic reticulum
packed, processed in golgi apparatus and exported in vesicles via exocytosis</span>
