What are vaccines used for? A. Increase likelihood of getting sick

B. Decrease likelihood of getting sick

C. None of the above

D. All the above

What does fi stand for in the fitt-vp principle of exercise prescription?

Viruses ) manufacture their own atp, proteins, and nucleic acidsb) use the host cell to copy themselves and make viral proteinsc) use the host cell to copy themselves and then viruses synthesize their own proteinsd) metabolize food and produce their own atp

The statement defines the use of ethics.