Direction of new DNA strand synthesis is:
A. 5′ → 3′
B. 3′ → 5′
C. Both (a) and (b)
D. None of these
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All of the following enzymes are required for the synthesis of DNA except:
A. DNA-dependent DNA polymerase
B. Helicase
C. DNA ligase
DNA-dependent RNA polymerase
Reverse transcriptase catalyses:
A. Synthesis of RNA from DNA
Breakdown of RNA
C. Synthesis of DNA from RNA
D. Breakdown of DNA
下列属于反映利润形成情况的账户是( )。
A. “本年利润”账户
B. “利润分配”账户
C. “制造费用”账户
D. “管理费用”账户
按用途结构分类的投资权益账户( )。
A. 只提供货币指标
B. 只提供实物指标
C. 可以提供实物和货币两种指标
D. 一般提供实物指标,有时也提供货币指标