Lungfishes and amphibians are similar in that
A) they are totally aquatic.
B) gastrulation produces a yolk plug.
C) they both have the ability to burrow.
D) they both have lungs which are their only means of gas exchange.
E) None of the answers are correct.
Correct Answer:
Verified
Q15: Jawed vertebrates have jaws derived from
A) dermal
Q16: Many features unique to vertebrates develop from
Q17: Fishes are divided into two classes, Chondrichthyes
Q18: The bony fishes (Osteichthyes) are divided into
Q19: The limbs of tetrapods (amphibians, birds, reptiles
Q21: Most amphibians return to water to lay
Q22: Amphibians are not amniotes because
A) the whole
Q23: In amniote tetrapods
A) metamorphosis is absent.
B) cleavage
Q24: Reptiles are not considered a monophyletic group.
Q25: Mammals are the only animals that
A) always
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