<span>The two main factors that determine nuclear stability are the neutron/proton ratio and the total number of nucleons in the nucleus</span>
Answer:
efends the body from microorganisms that could cause it harm or even death. one of the additional functions of the immune system. helps maintain homeostasis by removing old and or damaged cells from the body. complex and broad range of defensive mechanisms that the human body uses to combat infections and diseases.
Explanation:
Answer:break down food to be absorbed in the bloodstream.
Explanation: it is the correct answer