I’m very confused on what to do or say

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.

Diffusion and osmosis are forms of passive transport

Crossing over and independent assortment are important activities that occur during meiosis. what is the significance of these activities