Blood types are checked before a transfusion to ensure that the blood that is used will be compatible with the person’s blood type.
true/false

The is a thin membrane that transmits sound waves into the middle ear.

Which type of nerve creates a 'mental map" of the relative positioning of the body at any given point in time?

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