The need for energy, gained by respiration and photosynthesis, is the driving force of the oxygen cycle.

Explain the side effects of cancer treatments

The third stage of cellular respiration is (2 points)

Vaccines are weakened forms of disease causing microorganisms, which are given to patients to prevent disease. after the vaccine is administered, the immune system responds by creating a(n) to recognize the a.) antibody, antibiotic b.) antigen, antibody c.)antibiotic, antibody d.)antibody, antigen