Answer:
you haven't given choices but I know some they help in digestion
Answer:
An active transport requires energy, a passive transport does not.
That's all! Hope that helps :)
Answer:
Embryonic stem cells could be used to make more specialized tissues that have been lost to disease and injury. For tissues that are constantly replaced, like blood and skin, stem cells would probably be replaced directly.
Explanation:
Explanation:
first - red
second- both red and pink
third - both red and pink
the answer is wind and the earths rotation
I got it right