All of the scenarios are examples of evolution, with the exception of the
a. loss of hind limbs by whales.
b. gradual loss of toes on the feet of horses
c. change of a caterpillar into an adult butterfly
d. change of bones in ostriches, from hollow to solid.

What came first egg or chicken? and is tomato a vegetable or a fruit?

Which spheres are involved when sedimentary rocks formed from parts of seashells at the bottom of the ocean? a.) biosphere, atmosphere, geosphereb.) geosphere, hydrosphere, biosphere c.) geosphere, exosphere, hydrosphered.) hydrosphere, biosphere, atmosphere

Which of the following may one conclude from a map that shows the average ph value of rainfall in the u. s.? acid rain is a more serious problem on the east coast. acid rain falls equivalently across the continental u. s. there are more factories on the west coast. the midwest has fewer forests than the rest of the u. s.