Given a scientific question, generate a correct answer to it.
--------
Question: The number, size, shape, and banding pattern of chromosomes make them easily identifiable in a what?

Answer: karyogram

Question: What are the three types of symbiosis?

Answer: mutualism, parasitism, commensalism

Question: Light-weight air-filled bones and a large four-chambered heart helps a bird do what?

Answer:
fly