問題詳情
49. What is the key feature for a plasmid as a useful cloning vector:
(A) Origin of replication
(B) Multiple cloning sites
(C) Antibiotic resistance genes
(D) Markers for positive and negative selection
(E) All of above
參考答案
答案：99
統計：A:0,B:0,C:0,D:0,E:0
難度：計算中
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What is the key feature for a plasmid as a useful cloning vector: