Topoisomerase is gyrase Study guides, Class notes & Summaries
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ASCP Molecular Biology Certification Exam Questions and Answers with Complete Solutions 2023
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Pyrimidine - Correct Answer One carbon ring 
Cytosine, Thymine, Uracil 
 
Purine - Correct Answer Two carbon rings 
Adenine, Guanine 
 
How are nucleotides joined together? - Correct Answer Condensation to form phosphodiester bond 
 
What is the function of mRNA? - Correct Answer Carries genetic info out of nucleus 
Transcript translated to protein 
 
What is the function of tRNA? - Correct Answer Carries aa to ribosome 
Anticodon pairs with codon on mRNA strand 
 
What is the function of rRNA? ...
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SFSU Biology 230 Final Exam with complete solutions
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SFSU Biology 230 Final Exam with complete solutions 
What are the two components of the proton-motive force? 
a. pH gradient and equilibrium 
b. pH gradient and voltage 
c. voltage and ATP 
d. voltage and lipid-soluble agents - ️️ b. pH gradient and voltage 
Which molecule is responsible for unwinding DNA supercoils before replication in E. 
coli? 
a. DNA helicase 
b. DNA ligase 
c. DNA polymerase III 
d. Gyrase 
e. Topoisomerase I/II - ️️ a. DNA helicase 
What is the likely cause of an ...
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USLME Biochem - First Aid Exam Questions With Accurate Answers.
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USLME Biochem - First Aid Exam 
Questions With Accurate Answers. 
Chromatin structure - answerDNA exists in condensed chromatin form in order to fit in 
nucleus 
Negatively charged DNA loops twice around positively charged histone octamer (2 sets of H2A, 
H2B, H3 and H4) to form nucleosome "bead" 
Octomer subunits consist primarily of lysine and arginine amino acids (positively charged). 
H1 ties nucleosome beads together in a string 
Heterochromatin - answerCondensed, transciptionally inactiv...
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Dna Replication and Dna Repair exam questions with 100% correct answers(graded A+).
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Similarities between eukaryotic and prokaryotic cells 
1) Semi-conservative 
2) Bidirectional 
 
 
 
Prokaryotic cells 
1) Circular DNA 
2) Single origin of replication 
 
 
 
Eukaryotic cells 
1) Linear DNA 
2) Multiple origins of replication 
 
 
 
New strands are always synthesized from: 
5' --> 3' end of each strand 
 
 
 
Template strand is read: 
3' --> 5' 
 
 
 
Chain extension occurs: 
by adding a dNTP to free 3' end of growing polynucleotide chain 
 
 
 
DNA polymerase 
DNA s...
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ASCP Molecular Biology Certification Exam Questions With Explanations Of Answers.
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Pyrimidine - correct answer One carbon ring 
Cytosine, Thymine, Uracil 
 
Purine - correct answer Two carbon rings 
Adenine, Guanine 
 
How are nucleotides joined together? - correct answer Condensation to form phosphodiester bond 
 
What is the function of mRNA? - correct answer Carries genetic info out of nuc...
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Technologist in Molecular Biology, MB(ASCP) board exam prep 2024 with Correct Answers
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Technologist in Molecular Biology, MB(ASCP) board exam 
prep 2024 with Correct Answers 
Pyrimidine - -One carbon ring 
Cytosine, Thymine, Uracil 
Purine - -Two carbon rings 
Adenine, Guanine 
How are nucleotides joined together? - -Condensation to form phosphodiester bond 
What is the function of mRNA? - -Carries genetic info out of nucleus 
Transcript translated to protein 
What is the function of tRNA? - -Carries aa to ribosome 
Anticodon pairs with codon on mRNA strand 
What is the function o...
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ASCP Molecular Biology Final Board Assessment test Questions with certified Answers 2023/2024
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ASCP Molecular Biology Final Board Assessment test Questions with certified Answers 2023/2024 
Pyrimidine - correct answer One carbon ring 
Cytosine, Thymine, Uracil 
 
Purine - correct answer Two carbon rings 
Adenine, Guanine 
 
How are nucleotides joined together? - correct answer Condensation to form phosphodiester bond 
 
What is the function of mRNA? - correct answer Carries genetic info out of nucleus 
Transcript translated to protein 
 
What is the function of tRNA? - correct an...
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Mic 102 Quizzes Questions with Correct Answers
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Mic 102 Quizzes 
Questions with 
Correct Answers 
 
What is a function of a prokaryotic cell membrane? 
a. Lipid synthesis 
b. Protein secretion 
c. Respiratory electron transport 
d. Osmotic barrier 
e. All of these are true - Answer-E. All of these are true 
Which of the following cell components would not be found on a gram-positive, circularshaped bacterium? 
a. Outer membrane 
b. Teichoic acids 
c. S layer 
d. Flagellum 
e. Murein - Answer-A. Outer membrane 
Which structure can give more ri...
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OpenStax Microbiology Test Bank Chapter 11: Mechanisms of Microbial Genetics
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OpenStax Microbiology Test Bank 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 
 
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...
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ASCP Molecular Biology Certification Exam
- Exam (elaborations) • 30 pages • 2023
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Pyrimidine - Answer- One carbon ring 
Cytosine, Thymine, Uracil 
 
Purine - Answer- Two carbon rings 
Adenine, Guanine 
 
How are nucleotides joined together? - Answer- Condensation to form phosphodiester bond 
 
What is the function of mRNA? - Answer- Carries genetic info out of nucleus 
Transcript translated to protein 
 
What is the function of tRNA? - Answer- Carries aa to ribosome 
Anticodon pairs with codon on mRNA strand 
 
What is the function of rRNA? - Answer- part of ribosome structur...
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