biology 206 microbiology openstax test bank chapter 11 mechanisms of microbial genetics
Written for
University Of Nevada, Las Vegas
BIOL 251 (BIOL251)
All documents for this subject (60)
Seller
Follow
SOUTHUNIVERSITYQUIZ
Reviews received
Content preview
OpenStax Microbiology Test Bank
Chapter 11: Mechanisms of Microbial Genetics
Chapter 11: Mechanisms of Microbial Genetics
* = Correct answer
Multiple Choice
1. Gene expression includes which of the following?
A. DNA replication
B. replication, transcription, and translation
C. transcription and translation*
D. translation only
Difficulty: Easy
ASM Standard: N/A
2. The central dogma describes which of the following?
A. the process by which enzymes are modified after translation
B. the steps of gene expression*
C. the way DNA is replicated
D. the way RNA is used as a template to make DNA
Difficulty: Easy
ASM Standard: N/A
3. During bacterial DNA replication, which of the following holds open the replication bubble?
A. DNA polymerases
B. helicases
C. primers
D. single-strand binding proteins*
Difficulty: Easy
ASM Standard: N/A
4. Telomeres found in which of the following?
A. all microbes
B. animal cells only, not in unicellular organisms
C. fungal, protist, plant, and animal chromosomes*
D. microbes only, including all domains
Difficulty: Easy
ASM Standard: 16
5. Which of the following best describes the direction in which lagging strands are added?
A. as 5′ to 3′ Okazaki fragments in an overall 3′ to 5′ direction only*
B. as 5′ to 3′ Okazaki fragments in an overall 5′ to 3′ direction only
C. in the 3′ to 5′ or 5′ to 3′ direction
Page 1 of 17
,OpenStax Microbiology Test Bank
Chapter 11: Mechanisms of Microbial Genetics
D. in variable directions depending on the species
Difficulty: Easy
ASM Standard: N/A
6. Which of the following correctly describes uracil and where is it found?
A. It is a nitrogenous base found in DNA and RNA.
B. It is a nitrogenous base found in DNA only.
C. It is a nitrogenous base found in RNA only.*
D. It is a nitrogenous base found only in nucleotides of molecules other than RNA and DNA.
Difficulty: Easy
ASM Standard: N/A
7. Which of the following is another name for the template strand (the strand of DNA that is
transcribed)?
A. anticodon strand
B. antisense strand*
C. sense strand
D. transcription strand
Difficulty: Moderate
ASM Standard: N/A
8. Which of the following correctly describes events that occur during transcription?
A. DNA polymerase binds to the site of initiation.
B. RNA polymerase binds to the core enzyme.
C. RNA polymerase binds to the operator.
D. RNA polymerase binds to the promoter.*
Difficulty: Easy
ASM Standard: N/A
9. Which of the following correctly explains why DNA replication is described as
semiconservative?
A. Each daughter strand contains one old strand and one new strand.*
B. Each daughter strand contains two new strands.
C. The nucleotides used in replication are recycled multiple times.
D. The nucleotides used in replication contain old and new components.
Difficulty: Moderate
ASM Standard: N/A
10. During DNA replication in bacteria, which of the following enzymes adds DNA nucleotides
to the growing strand?
A. DNA polymerase I
Page 2 of 17
, OpenStax Microbiology Test Bank
Chapter 11: Mechanisms of Microbial Genetics
B. DNA polymerase II
C. DNA polymerase III*
D. DNA polymerase IV
Difficulty: Moderate
ASM Standard: 16
11. Topoisomerase II in bacteria is also called which of the following?
A. gyrase*
B. helicase
C. primase
D. topoisomerase β
Difficulty: Moderate
ASM Standard: 16
12. DNA polymerase III adds DNA nucleotides in which of the following direction(s)?
A. in the 3′ to 5′ direction only
B. in the 3′ to 5′ direction and in 5′ to 3′ direction
C. in the 5′ to 3′ direction on one strand and in the 3′ to 5′ direction on the complementary
strand
D. in the 5′ to 3′ direction only*
Difficulty: Moderate
ASM Standard: 16
13. Which of the following removes the primers during DNA replication in bacteria?
A. DNA polymerase I*
B. DNA polymerase II
C. DNA polymerase III
D. DNA polymerase IV
Difficulty: Moderate
ASM Standard: 16
14. The noncoding, repetitive sequences at the end of eukaryotic chromosomes are called which
of the following?
A. bubbles
B. forks
C. lagging strands
D. telomeres*
Difficulty: Easy
ASM Standard: 16
15. During DNA replication, the lagging strand is formed from which of the following?
Page 3 of 17
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller SOUTHUNIVERSITYQUIZ. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $8.49. You're not tied to anything after your purchase.
