Which of the following living things would occupy the highest trophic level? a) a stalk of wheat that grows in a field
b) a chicken that eats grain
c) a fox that eats a chicken
d) a lynx that eats a fox

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.