How could stem cells prove in the treatment of cardiovascular diseases?
a) stem cells can differentiate to form heart muscle cells.
b) stem cells form white blood cells, which boosts the body’s immunity.
c) stem cells divide to form red blood cells, which reduce hypertension.
d) stem cells perform apoptosis to remove old cells from the heart muscles

What is the number of phosphates in an atp molecule

Adrought killed all the plants in an agricultural farmland. gradually, due to wind and some birds for. nearby areas, new plants started sprouting l. what stage of succession was taking place in the farmland? a) competition b) nudation c) ecesis d) reaction e) migration

An ecologist studied the same species of deer during the summer and the winter. she noticed that during the summer, when there was plenty of food, the deer were energetic and playful. however, during winter when food was scarce, the deer moved more slowly and did not run unless they needed to escape a predator. which scientific fact is best supported by her observations?