1A new organism was discovered in the forests of Costa Rica. Scientists determined that the new organism's hemoglobin polypeptide sequence differs by 72 amino acids from humans, 65 from a gibbon, 49 from a rat, and five from a frog. These data suggest that the new organism is more closely related to _______.
(A)humans than to frogs
(B)frogs than to humans
(C) rats than to frogs
(D)gibbons than to rats

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統計: A(0), B(2), C(0), D(1), E(0) #3670766

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1. 題目解析 這道題目考察的是生物學...
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