41. Which one of pairs is matched correctly for the germ layers from which animals evolve?
(A) Ectoderm-muscle.
(B) Mesoderm-outer covering.
(C) Endoderm-internal linings of digestive tract.
(D) Mesoderm-nervous system. 
(E) Ectoderm-internal linings of liver and lungs.

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統計： A(7), B(0), C(44), D(0), E(3) #2055718

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#5775895
(A) Ectoderm-muscle....
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#3957631

腎上腺髓質 法瑯質：外胚層

腎上腺皮質：中胚層

胸線 甲狀腺副甲狀腺：內胚層

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