Study the following food chain: grass → rabbits → snakes → hawks. this chain supports the assumption that each population

a. supports the next trophic level.
b. is always larger than the one before it.
c. is a species of herbivore.
d. is a carnivore.

Which supports the idea that birds and butterflies both have wings but they do not have a common ancestor with wings? the wings are analogous structures that evolved differently and do not have a similar internal structure. the wings are homologous structures that evolved differently and do not have a similar internal structure. wings of birds are vestigial structures, but the wing structures of bats are not vestigial. wings of bats are vestigial structures, but the wing structures of birds are not vestigial.

Which of the following is a macronutrient? carbohydrates lipids amino acids all of the above

Cells destroy body cells infected by a virus or bacteria.