题目内容

Okazaki fragment is ( )

A. the DNA segment in DNA template strand
B. the DNA segment synthesized on lagging strand
C. the DNA segment synthesized on leading strand
D. the RNA segment synthesized by primase

查看答案
更多问题

Whichone is the essential amino acid?()

A. glycine
B. methionine
C. tyrosine
D. Glutamine

Whichdeaminationisthe main form in living organism?()

A. transamination
B. oxidative deamination
C. coupled deamination
D. direct deamination

Deoxyribonucleotides are formed in ( ) level. ( )

A. phosphate
B. diphosphate
C. triphosphate
D. NADP+

Which factor of RNA polymerase recognizes the promoter region of transcription? ( )

A. αsubunit
B. ρfactor
C. σfactor
D. βsubunit

答案查题题库