According to the fossil record,which of the following were the first vertebrates to appear on land?
A) amphibians
B) fish
C) reptiles
D) birds
E) mammals
Correct Answer:
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Q45: The most obvious characteristic of annelids is
Q46: In the fossil record,there is evidence that
Q47: In most species, the female frog lays
Q48: Figuer: Q49: The free-swimming tunicate larva resembles a tadpole. Q51: Mammals that lay eggs are Q52: Even semi-aquatic reptiles like crocodiles and alligators Q53: In most species, the female frog lays Q54: The octopus and squid are cephalopods and Q55: In most species, the female frog lays
A) monotremes.
B) bats.
C)
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