Which statement best describes the function of the
heart?
O A. The heart oxygenates the blood
OB. The heart produces red blood cells
O C.
The heart circulates the blood
OD.
The heart filters toxins from the blood

What does polymerase chain reaction (pcr) do? o a. separates dna fragments by size o b. cuts a dna sample into fragments o c. provides an overall picture of a person's chromosomes o d. makes more copies of a sample of dna

Aclient is to receive rifampin. which would be most important for the nurse to include in the teaching plan for this client?

Because water is a polar molecule it makes an excellent solvent for atoms and compounds found within cell and tissue. water acting as a solvent in organisms, aids in all of the following except