instruction:
Given a scientific question, generate a correct answer to it.
question:
Energy comes in discrete packages called what?
answer:
quanta

question:
The short length of what in women is the best explanation for the greater incidence of uti in women?
answer:
urethra

question:
After the blood in the pulmonary capillaries becomes saturated with oxygen, it leaves the lungs and travels where?
answer:
to the heart