18. Due to (A.) persistent inbreeding, self-pollinating plants have (B.) genetically more uniformed than cross-pollinated plants, which (C.) carry more genetic variability (D.).
(A)Due to
(B)have
(C)which
(D)variability
(A)Due to
(B)have
(C)which
(D)variability
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統計: A(32), B(199), C(73), D(87), E(0) #2331148
統計: A(32), B(199), C(73), D(87), E(0) #2331148