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.
Which level of organization describes the stomach?
B.) organ
Where is starch in food first digested in the digestive system?
The mouth and small intestine both have a part in digesting starch, but the keyword is "first" so of course that would be:
A.) mouth
Hope this helped. I believe I am right, but correct me if I'm wrong. :)
You see, passive transport needs no energy. So that being said, it moves from areas with high concentration to areas with low concentration.
Hope that helps!
Gravity causes all types of mass movement. Mud-flows, landslides, creeps, and <span>slumps can all be causes by gravity.</span>
