instruction:
Given a scientific question, generate a correct answer to it.
question:
The hemolymph and body cells exchange chemicals within what body part?
answer:
the sinuses

question:
Cody's velocity is zero so therefore he doesn't have what?
answer:
momentum

question:
What term given to animals like reptiles is a synonym for ectothermic, which means that their heat comes from their environment?
answer:
cold-blooded