All of the following enzymes would be used by a bacterium to copy its genome EXCEPT A. Helicase B. DNA polymerase OC. RNA-dependent RNA polymerase D. DNA gyrase Reset Selection
All of the following enzymes would be used by a bacterium to copy its genome EXCEPT A. Helicase B. DNA polymerase OC. RNA-dependent RNA polymerase D. DNA gyrase Reset Selection
Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
Section: Chapter Questions
Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...
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
Transcribed Image Text:**Enzyme Function in Bacterial Genome Replication**
The following multiple-choice question highlights the enzymes involved in the replication of a bacterial genome:
**Question:**
All of the following enzymes would be used by a bacterium to copy its genome EXCEPT:
- A. Helicase
- B. DNA polymerase
- C. RNA-dependent RNA polymerase
- D. DNA gyrase
**Instructions:**
Select the enzyme that is not typically involved in the process of bacterial DNA replication. To reset your choice, use the "Reset Selection" option.
**Explanation:**
Each of the options refers to specific enzymes with distinct roles in the cellular processes related to DNA replication:
- **Helicase:** This enzyme unwinds the DNA double helix, allowing the two strands to be copied.
- **DNA Polymerase:** This enzyme synthesizes the new DNA strands by adding nucleotides complementary to the template strand.
- **RNA-dependent RNA polymerase:** Typically involved in RNA replication in certain RNA viruses; not a regular participant in bacterial DNA replication processes.
- **DNA Gyrase:** An enzyme that helps relieve the strain caused by unwinding of the DNA strands during replication.
The correct answer is "C. RNA-dependent RNA polymerase" as it is not standard in bacterial genome replication.
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