The answer is Heredity! :)
Answer:
Aerobic respiration needs oxygen to occur, while anaerobic does not.
Explanation:
This presence of oxygen determines what products will be created. During aerobic respiration, carbon dioxide, water, and ATP are produced. During anaerobic respiration, lactic acid, ethanol, and ATP are created.
The A antibodies will produce A antibodies and B antibodies will produce B antibodies
I think it is B I had done these.
