WHOEVER ANSWERS GETS BRAINLIEST Animals produce a substance called insulin, which helps them maintain healthy levels of glucose in their blood.

Insulin is most directly related to which function?

A movement
B feeding
C reproduction
D homeostasis

The embryos of a bird, a reptile, and a mammal are similar in appearance. how does comparing the physical appearance of embryos of different species support the theory of evolution? a. it shows that these organisms share a common ancestor. b. it provides evidence that these organisms eat the same foods.c. it shows that these organisms share the same habitat.d. it provides evidence that these organisms suffered a genetic mutation.