Use this model to explain the physical properties of metals

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

Which of the following would be an accurate picture of the earth during the summer time of the northern hemisphere?

Melissa is interested in her family tree and how her family has changed over its many generations. melissa probably more closely resembles