Answer:
I'm pretty sure it's 2n correct me if I'm wrong
Explanation:
I'm not to smart with this kind of stuff.
One of the possible answers is sickle cell.
Answer:
I think D is right answer
True.
Why by Mimiwhatsup: Any organism can form organic substances from nutritional organic substances from simple inorganic substances such as carbon dioxide.
Answer:
the umbilical cord is considered both the physical and emotional attachment between mother and fetus.
Explanation:
this structure allows for the transfer of oxygen and nutrients from the maternal circulation into fetal circulation while simultaneously removing waste products from fetal circulation to be eliminated maternally.
