The structures responsible for color and color changes in amphibian skin are
A) mucous glands.
B) warts.
C) keratins.
D) pigment glands.
E) chromatophores.
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Q6: The last trunk vertebra of the amphibians
Q7: A ventral plate of bone called the
Q8: Caecilians belong to the amphibian order
A)Caudata.
B)Anura.
C)Urodela.
D)Caudofoveata.
E)Gymnophiona.
Q9: The skin of amphibians is
A)highly glandular.
B)thick and
Q10: Salamanders belong to the amphibian order
A)Anura.
B)Gymnophiona.
C)Squamata.
D)Testudines.
E)Caudata.
Q12: The ilium,ischium,and pubis comprise the _ of
Q13: Larval stages of frogs and toads are
Q14: The most fully terrestrial salamanders belong to
Q15: Frogs and toads belong to the amphibian
Q16: Fertilization is always internal in caecilians; larval
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