49. Of the following anatomical structures, which is homologous to the wing of a bird?
(A) Dorsal fin of a shark
(B) Wing of a butterfly
(C) Tail fin of a flying fish
(D) Flipper of a cetacean
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統計: A(0), B(1), C(0), D(1), E(0) #2765612
統計: A(0), B(1), C(0), D(1), E(0) #2765612
詳解 (共 1 筆)
#5737934
D
0
0