Answer:
A. selective pressures that favor certain individuals
Explanation:
Answer:
O2 participates in cellular respiration
Explanation:
The only place that O2 participates in cellular respiration is at the end of the electron transport chain, as the final electron acceptor. Oxygen's high affinity for electrons ensures its success in this role.
Answer:
B
Explanation:
Two molecules of ATP from the cell are invested at the beginning of the process of glycolysis.