The First of Our Phyla, the Chordata, Shows Up Right

Q37: An example of analogy in evolution would

Q38: Angiosperms are plants with flowers.

Q39: Reptiles differ from amphibians in all of

Q40: Therapsids are transitional between<br>A) amphibians and reptiles<br>B)

Q41: The first hard evidence of life in

Q42: The first to have heterodont teeth were

Q43: The Changjiang Formation is important because it<br>A)

Q45: What do angiosperms have to do with

Q46: We know when mammals first evolved because

Q47: A tetrapod is known from its four