ing statements about promoters that are true. A promoter specifies where RNA polymerase initiates transcription A promoter specifies which strand of DNA will be used as the template during transcription A promoter specifies where DNA polymerase initiates replication all of

ing statements about promoters that are true. A promoter specifies where RNA polymerase initiates transcription A promoter specifies which strand of DNA will be used as the template during transcription A promoter specifies where DNA polymerase initiates replication all of

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Biology: The Unity and Diversity of Life (MindTap Course List)

15th Edition

ISBN:9781337408332

Author:Cecie Starr, Ralph Taggart, Christine Evers, Lisa Starr

Publisher:Cecie Starr, Ralph Taggart, Christine Evers, Lisa Starr

Chapter10: Control Of Gene Expression

Section: Chapter Questions

Problem 4SQ

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Binding of _______ to _______ in DNA can increase the rate of transcription of specific genes. a. activators; repressors c. repressors; operators b. activators; enhancers d. repressors; enhancers
Binding or ___ to ___ in DNA can increase the rate of transcription of specific genes. a. activators; repressors b. activators; enhancers c. repressors: operators d. repressors: enhancers
The RNA polymerase binds DNA template at the promoter region to initiate transcription initiates transcription using any DNA template, coding and non-coding binds at the AUG start codon to initiate transcription binds RNA template at the promoter region
Which of the following phrases does not describe a function of the promoter? a. Serves as sequence to which transcription apparatus binds b. Determines the first nucleotide that is transcribed into RNA c. Determines which DNA strand is template d. Signals where transcription ends
Which statement/s is/are TRUE about transcription?A. During transcription, DNA polymerase binds to RNA and separates the DNA strands.B. RNA polymerase uses one strand of DNA as a template to assemble nucleotides into a strand of RNA.C. RNA polymerase binds only to DNA promoters, which have specific base sequences.D. Promoters are signals in RNA that indicate to RNA polymerase where to begin transcription.E. Transcription occurs in the 3’ to 5’ direction with respect to the growing mRNA strand.
Fill in the blanks Enzymes that catalyze RNA-directed DNA synthesis are called ______. A(n)__________ is an enzyme that cleaves DNA at specfic sequences. The large multisubunit complex that links the general transcription factors to the gene-specific transcription factors is called __________.
TBP stands for?a) TATA box polymeraseb) TATA-box binding proteinc) Transcription associated factord) Transcription factor binding protein
A cell that has a mutation that increases the catalytic rate of RNA Polymerase II will likely have which of the following effects: shift the start of transcription downstream Have no effect Cause start site shifts in both directions shift the start of transcription upstream
Enhancers and silencers increase or decrease transcription levels from the distance bind to the RNA polymerase are essential for chain elongation are essential for termination
Which of the following are steps of transcription? Select all that apply. A. RNA polymerase binds to a gene’s promoter. B. RNA polymerase moves over the gene and unzips the double helix to form a “transcription bubble.” C. RNA polymerase assembles a strand of mRNA complementary to the coding strand of DNA. D. RNA polymerase assembles a strand of mRNA complementary to the noncoding strand of DNA.
Which of the following are steps of transcription? Select all that apply. a.RNA polymerase assembles a strand of mRNA complementary to the noncoding strand of DNA. b.RNA polymerase binds to a gene’s promoter. c.RNA polymerase assembles a strand of mRNA complementary to the coding strand of DNA. d.RNA polymerase moves over the gene and unzips the double helix to form a “transcription bubble.”
At the beginning of transcription, RNA polymerase binds to the gene ____________; it then adds ribonucleotides that are complementary to the ________________. Group of answer choices Promoter; coding strand Enhancer; coding strand Promoter; template strand Sigma factor; one of the two strands Enhancer; template strand