Which question is most closely related to the field of biology?

a. how do you design a cheaper automobile?
b. what is the cause of cancer in mice?
c. what is the nearest planet to earth?
d. how many planets are there in the solar system?

Which best explains how a heat pump can heat a room? cold air from the house is moved through pipes, where it absorbs thermal energy. warm air from outside is pushed into the house to replace the cold air. combustion warms the air when chemical energy is transferred to thermal energy. fuel is used to move a piston, which pushes warm air into the house.

Stephen is a student who wants to test his knowledge of medical terminology. which option could he use?

Ascientist wanted to formulate a pill to attack a specific type of bacteria that infects the throat. which biological component would be best to use as a model for the pill's function? bacteriocytes phagocytes complement antibodies