________ Although NOT effective for viruses (such as hepatitis) or for destroying spores, boiling water can be used as a means of disinfection

The ________________ circuit is the route blood takes from the heart through the body and back to the heart. 

Fill in the blank(s) with the appropriate word(s).

The preferred stain for detection of malarial parasites is Wright's stain.

Answer the following statement true (T) or false (F)