Answer:
B) Smooth ER
Explanation:
mitochondria is the powerhouse of the cell
golgi apparatus is the transportation of the cell
centrioles help with cell division
As we inhale air, oxygen enters the respiratory system and the circulatory system to transport it to the other parts of the body and to all cells. As the oxygen is already transported, the blood becomes deoxygenated and carries a CO2 which returns to the lungs and then we exhale the carbon dioxide.
Answer:
T
Explanation:
If put under stress the body systems are all effected in one way or a other
Answer:
nucleotides
Explanation:
RNA and DNA are polymers made of long chains of nucleotides.
