Answer:
true
Explanation:
Embryonic stem cells.
These are pluripotent (ploo-RIP-uh-tunt) stem cells, meaning they can divide into more stem cells or can become any type of cell in the body. This versatility allows embryonic stem cells to be used to regenerate or repair diseased tissue and organs.
Answer:
Decreases
Explanation:
There is less air above us as we go up.
Answer:
Disease can be density-dependent because organisms have to live close enough to one another for the disease to spread.
