Refer to Figure T and the rear part of a whale and snake. Both have what appear to be a femur and pelvis. These structures have no useful function and may imply both the whale and the snake may have had legs at one time. Which of the following best describes why
these structures provide evidence for evolution? (15.1)
Figure T
whale
snake
o It shows that whales may have evolved from snakes.
It shows that whales and snakes may have evolved from a common legged ancestor
o It shows that marine animals, like whales, evolved much more slowly than land-dwelling animals
It shows that many animals, including whales and snakes evolved to have unused body parts