Which of the following statements are correct ( )
A: In eukaryotes, a gene can encode different proteins, but a mature mRNA chain encodes only one protein.
B: The function of the promoter is affected by both the DNA sequence and its conformation.
C: TFs help RNA polymerase recognize the promoter.
D: In DNA biosynthesis, semi-reserved replication and semi-discontinuous replication refer to the same concept.
A: In eukaryotes, a gene can encode different proteins, but a mature mRNA chain encodes only one protein.
B: The function of the promoter is affected by both the DNA sequence and its conformation.
C: TFs help RNA polymerase recognize the promoter.
D: In DNA biosynthesis, semi-reserved replication and semi-discontinuous replication refer to the same concept.
举一反三
- Which of the following statements about non-coding DNA is true ()? A: DNA sequences that do not encode proteins B: DNA sequences that do not encode RNA and proteins C: DNA sequence without function D: DNA sequence without phenotype after deletion<br/>[单选题][2分][难度3]
- Both DNA polymerase and RNA polymerase are needed in DNA replication process.()
- Which of the<br/>following statements about non-coding DNA is wrong? () A: DNA sequence of non-coding protein. B: DNA sequence of non-coding RNA and protein. C: DNA sequence participating in the regulation of gene expression, but<br/>not coding protein. D: Relate to genome protection.
- Both DNA polymerase and RNA polymerase are needed in DNA replication process. A: 正确 B: 错误
- The correct statement about RNA polymerase and DNA polymerase is (1 point) A: Synthesis of polynucleotide chain using nucleoside diphosphate B: RNA polymerase requires primers and bases are added at the 5′-end of the extended polynucleotide chain C: DNA polymerase can only synthesize DNA using RNA as a template D: DNA polymerase can add nucleotides on both ends of a chain at the same time E: , DNA polymerase and RNA polymerase can catalyze the formation of 3',5'-phosphodiester bond