What is an operon?a. A site in the DNA where a regulatory protein bindsb. A group of genes under the control of a single promoterc. An mRNA that encodes several genesd. All of the above are true of an operon.

What is an operon?a. A site in the DNA where a regulatory protein bindsb. A group of genes under the control of a single promoterc. An mRNA that encodes several genesd. All of the above are true of an operon.

Name: What is an operon?a. A site in the DNA where a regulatory protein bind
Uploaded: 2024-03-20T06:42:41.000Z
Channel: Bartleby
Description: What is an operon?a. A site in the DNA where a regulatory protein bindsb. A group of genes under the control of a single promoterc. An mRNA that encodes several genesd. All of the above are true of an operon.

Biology (MindTap Course List)

11th Edition

ISBN:9781337392938

Author:Eldra Solomon, Charles Martin, Diana W. Martin, Linda R. Berg

Publisher:Eldra Solomon, Charles Martin, Diana W. Martin, Linda R. Berg

Chapter14: Gene Regulation

Section: Chapter Questions

Problem 2TYU

See similar textbooks

Similar questions

What is an operon? a. A site in the DNA where a regulatory protein binds b. A group of genes under the control of a single promoter c. An mRNA that encodes several genes d. All of the above
A drug inhibits positive regulation of an operon. What is the most likely outcome? a. No mRNA transcription. b. Inhibition of the operon. c. Only a small amount of the protein will be synthesized. d. a and b e. a, b, and c asap , typed only
Which of the following is true about operons? A. Contains a cluster of genes transcribed as multiple mRNAs. B. Contains a cluster of genes transcribed as a single mRNA. C. They are commonly found in eukaryotes. D. Can only be regulated by gene activator proteins.
What is an operon ? a. A series of genes controlled by the same operator b. A series of genes on the same mRNA molecule c. A series of genes that all have the same function d. A series of genes all regulated by the same repressor
Which of the statements about the attenuator region of the trp operon is TRUE? Choose an answer below: It is located upstream of the promoter. It is located upstream of the operator. Its transcript contains inverted repeats. It is located upstream of the structural genes. c and d, but not a or b
The gad operon is controlled by a number of transcription factors that regulate a promoter of approximately 450bp. Which would NOT explain why bacterial promoters are shorter than the typical eukaryotic promoter? a. Bacteria do not have nucleosomes b. Bacteria do not have mediator complex c. Each operon is regulated by only one signal d. All of the above are true
What do you call the site of activators that bind to the DNA molecule ? A. enhancer B. operon C. operator D. II E. I
One strategy for producing a protein in the milk of a cow is toplace the coding sequence of the gene of interest next to a__________ and then inject the gene into a _________.a. lac operon promoter, cow oocyteb. β-lactoglobulin promoter, cow oocytec. lac operon promoter, cow mammary celld. β-lactoglobulin promoter, cow mammary cell
Which of the following statements about gene regulation is false? a. An operon contains DNA sequences that regulates its own expression. b. The operator region can only be bound by an activator protein. c. Transcription factors can affect the binding of RNA polymerase to the promoter. d. A repressor is a transcription factor that hinders gene transcription.
d. give an example of an operon that is under negative control e. repressor f. give an example of a repressor molecule g. activator h. give an example of an activator
know what an operon is and the elements of the operon model; know the function of each of these elements (regulator, operator, promoter, structural genes); know the differences between inducible and repressible operons
a. What is the function of operons in bacterial gene regulation? b. Describe how a bacterial operon can be regulated by repressible proteins (such as the tryptophan operon). Include in your description both the “on” and “off” states of the operon. Key elements of your diagram should include: Co-repressor, Genes, mRNA, Operator, Operon, Promoter, Repressor, RNA polymerase.