Answer:
C)Poaching and habitat loss
Answer:
A) All know living things are up of one or more cells
Explanation:
hope it helps you
have a great day:)
Atoms. Every element is made of a specific type of atoms.
I think the correct answer would be A. The yolk sac becomes the placenta. It is membranous sac that is attached to the embryo. It provides all the nutrition and the blood cells needed by the embryo. It is also called the umbilical vesicle.