1. What are the functions of the major organs of our body? A. To make our body weak.
B. They are just in our body.
C. To beautify our body.
D. They work together like machines to perform all our daily activities.​

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