The life-support systems for the embryo include the:

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

In order to remain wellness the parts of the health triangle always need to be?

Which is the term used for a drug that increases the activity of the nervous system