HELP SCIENCE TEST ON ATOMS FIRST TO ANSWER GETS BRAINLIEST. DUE IN A COUPLE MIN.

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

The boiling point of liquids is very high what does it indicate

Calculate the percent composition by mass of each element in al(oh)3. use at least three significant figures.