• 2022-05-27 问题

    The Net Promoter Score is calculated by subtracting ________ ________. A: promoters; detractors B: detractors; promoters C: detractors; passively satisfied customers D: passively satisfied customers; promoters

    The Net Promoter Score is calculated by subtracting ________ ________. A: promoters; detractors B: detractors; promoters C: detractors; passively satisfied customers D: passively satisfied customers; promoters

  • 2022-06-06 问题

    The core promoters of prokaryotes are - 35 box and - 10 Box.

    The core promoters of prokaryotes are - 35 box and - 10 Box.

  • 2022-06-01 问题

    In positive regulation, most of the genes are usually inactive (that is, RNA polymerases do not bind to the promoters) and the cell synthesizes only the activator proteins needed to promote transcription of the subset of genes required in the cell at that time.

    In positive regulation, most of the genes are usually inactive (that is, RNA polymerases do not bind to the promoters) and the cell synthesizes only the activator proteins needed to promote transcription of the subset of genes required in the cell at that time.

  • 2022-06-06 问题

    In the author’s opinion, the European New Town plans are superior to the America’s in their concern for () A: the typical suburban community B: the interests of the promoters C: the welfare of the general public D: the government’s political achievement

    In the author’s opinion, the European New Town plans are superior to the America’s in their concern for () A: the typical suburban community B: the interests of the promoters C: the welfare of the general public D: the government’s political achievement

  • 2022-06-06 问题

    The success of the New Town approach lies in the fact that ______. A: penalties will be given to those who are only interested in economic gain B: a policy with clear objectives will be developed C: promoters of New Towns will be encouraged D: governmental innovations and financial factors will be thoroughly considered

    The success of the New Town approach lies in the fact that ______. A: penalties will be given to those who are only interested in economic gain B: a policy with clear objectives will be developed C: promoters of New Towns will be encouraged D: governmental innovations and financial factors will be thoroughly considered

  • 2022-06-09 问题

    Which of the following statements about the σ subunit of RNA polymerase is wrong? () A: It enables the enzyme to transcribe asymmetrically. B: It confers on the core enzyme the ability to initiate transcription at promoters. C: It decreases the affinity of RNA polymerase for regions of DNA that lack promoter sequences. D: It facilitates the termination of transcription by recognizing hairpins in the transcript.

    Which of the following statements about the σ subunit of RNA polymerase is wrong? () A: It enables the enzyme to transcribe asymmetrically. B: It confers on the core enzyme the ability to initiate transcription at promoters. C: It decreases the affinity of RNA polymerase for regions of DNA that lack promoter sequences. D: It facilitates the termination of transcription by recognizing hairpins in the transcript.

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