生物化学答案2023

第八章测试

1.Which of the following codons are the termination codons in protein biosynthesis?（ ）
A:UGG, UAG, UGA B:UAA, UAC, UCA C:UAA, UAG, UGA D:UCC, UCA, UAC
答案:C
2.All of the following descriptions about the synthesis of leading strands in DNA replication in prokaryotic
cells are correct, EXCEPT（ ）.
3.The leading strand is continuously replicated, and the lagging strand is not continuously replicated, which is the semi-conservative replication（ ）.
A:对 B:错 4.A PCR cycle consists of three steps, ___, ___, and ___.
5.State the functions of the major enzymes and proteins involved in DNA replication.