The confusion over vocabulary on how to refer to the DNA donor has been cleared.()
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Voicing is the vibrating of the vocal cords when sounds are produced.()
DNA复制时不需要以下哪种酶
A. DNA指导的DNA聚合酶
B. RNA指导的DNA聚合酶
C. 拓扑异构酶
D. 连接酶
E. 以上结果都错误
The transference of the source domain to the target domain is referred to by some cognitive linguists as mapping.()
(Four Choices for Young People) Few unspoiled places remain in our world where the escapists can practice plain-living and high thinking.()