阿摩線上測驗
9 An _____ is a mutation, or genetic change, that helps an organism, such as a plant or animal, survive
in its environment.
(A) adaptation
(B) asylum
(C) anthology
(D) antibiotic
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統計： A(63), B(10), C(10), D(19), E(0) #2782370
統計： A(63), B(10), C(10), D(19), E(0) #2782370
