Reptiles are a class of tetrapod vertebrates that produce amniotic eggs.
All reptiles produce eggs with a waterproof shell full of amniotic fluid.
Reptiles are a class of tetrapod vertebrates that produce eggs with a waterproof shell.
Reptiles are a class of tetrapod vertebrates that produce eggs with a what?

[A] kinetic energy
[B] Chemical energy
[C] the body's largest organ
[D] heat energy
[E] Epidermis
[F] epidermis and dermis
[G] waterproof shell
[H] rapid expansion