Which of the following examples is NOT evidence for evolution from a common ancestor?

W) All living things have basic cell processes that are similar and use similar molecules

X) Hox genes, or homeotic genes, control vertebrate body plans and are homologous in all

vertebrates

Y) Even though snakes don't have legs, some snake embryos have limb buds during development similar to other reptile embryos

Z) Bats and birds both have wings that are adaptations for flying
Z) BATS AND BIRDS BOTH HAVE WINGS THAT ARE ADAPTATIONS FOR FLYING