Homework Answers
Answer d)
The four primers are required to synthesise the DNA molecule.
Three primers are required for okazaki segments and one for continuous synthesising strand.
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ODOLOUUU POLO See above -...
In the following diagram, A and B are two Okazaki fragments generated during DNA replication. Open...
In the following diagram, A and B are two Okazaki fragments
generated during DNA replication. Open boxes represent the primers
and dotted lines represent the newly synthesized DNA strands.
a. To which direction (left or right) is the replication fork is
moving? (1 mark)
b. Which Okazaki fragment is made first in the diagram? Explain.
(2 marks)
c. (i) Which enzyme in E. coli synthesizes the primers on
Okazaki fragments? (1 mark)
(ii) What is the difference of this enzyme...
In the following diagram, A and B are two Okazaki fragments generated during DNA replication. Open...
In the following diagram, A and B are two Okazaki fragments generated during DNA replication. Open boxes represent the primers and dotted lines represent the newly synthesized DNA strands. B ---- Template DNA a. To which direction (left or right) is the replication fork is moving? (1 mark) b. Which Okazaki fragment is made first in the diagram? Explain. (2 marks) c. (i) Which enzyme in E. coli synthesizes the primers on Okazaki fragments ? (1 mark) (ii) What is...
5a. For the replication fork shown below: - label the leading and lagging strands; - draw...
5a. For the replication fork shown below: - label the leading and lagging strands; - draw arrows to indicate which direction DNA synthesis is proceeding in for each of these strands; - label their 5' and 3' ends. Replication fork movement →→→ 5'-ATCTGGCAGTACGTACTGGATC CGUCAUGC GTCGAATCTGAC-3' CAGCTTAGACTG-5' ATCTGGCTATTCGT 3'-TAGACCGATAAGCATGACCTAG b. Okazaki fragments are generated during (leading / lagging) strand synthesis (circle the correct answer). c. Some U's are included in one of the strands in the figure. Why are there U's...
Where would you find histones? A. Part of the RNA polymerase complex that transcribes DNA. B....
Where would you find histones? A. Part of the RNA polymerase complex that transcribes DNA. B. In a virus, helping to "inject" foreign DNA into a cell. C. Bound to an enhancer to regulate transcription. D. Asscoiated with DNA to make chromatin. What is the role of DNA ligase during DNA replication? A. It unwinds the parental double helix. B. It synthesizes RNA nucleotides to make a primer. C. It joins lagging strand (Okazaki) fragments together. D. It stabilizes the...
Which of the following is true regarding DNA replication (see Chapter 16 in the textbook). Check...
Which of the following is true regarding DNA replication (see Chapter 16 in the textbook). Check all that are correct. Question options: A) DNA ligase joins Okazaki fragments on the lagging strand. B) DNA replication results in one double helix with all parental strand and one double helix with completely newly synthesized DNA. C) Nucleases add RNA primers to start replication. D) DNA replication starts at multiple points along the eukaryotic genome. E) Helicases prevent separation of the DNA strands...
Note: Write 13 Conceptual Multiple Choice Questions and Included Your Answer Key for Two Pictures Below...
Note: Write 13 Conceptual Multiple Choice Questions and
Included Your Answer Key for Two Pictures Below
Write 13 Conceptual Multiple Choice Ouestions and Included Your Answer Kev for Two Pictures Below Priming DNA synthesis Elongation of the new DNA strand Primase joins RNA DNA polymerase can only add dNTPs to a pre-existing strand Leading strand synthesis is continuous in the 5'->3' of DNA Leading strand Parental DNA Primase Okazaki fragments direction ONA polymerase adds DNA ONA polymerase DNA primase adds...
Test 3*, 10-point Question Illustrate and label a model of DNA (bacterial) replication, and an offset...
Test 3*, 10-point Question Illustrate and label a model of DNA (bacterial) replication, and an offset overview of the replication bubble. Labels must include: DNA strands (parental, leading, lagging, 2 or more Okazaki fragments), polarities (5' or 3'), all replication enzymes, binding proteins, primers, distinguishing nucleotides of primers and DNA, plus vectors to show overall direction of replication. (10 points)
Vocabulary: DNA Replication
Vocabulary: DNA Replication A. Helicase B. Primase C. Single Strand Binding Protein (SSB) D. Topoisomerase E. Origin of Replication F. DNA Polymerase G. Leading Strand H. Lagging strand I. DNA Ligase J. Okazaki Fragment K. Replication Fork L. RNA Primer M. Topoisomerase .1. Site where the replication of a DNA molecule begins. 2. The new continuous complementary DNA strand synthesized in the direction for the replication fork. 3. A discontinuously synthesized DNA strand that elongates in a direction away from the replication fork 4. Relaxes...
11. Several enzymes and proteins participate in DNA replication. Answer the fill in the blan below...
11. Several enzymes and proteins participate in DNA replication. Answer the fill in the blan below bonds unwinds DNA by breaking the a. The enzyme between the nitrogenous bases bind to single-stranded DNA to stabilize it and to prevent it from reannealing to the other DNA strand. makes DNA This enzyme adds nuceotides to the end of a nucleic acid strands; therefore, it makes DNA in the to direction . DNA Polymerase cannot put two nucleotides together, instead, it adds...
Read thoroughly. View the two responses and answer the question below. Basically making a comparison and...
Read thoroughly. View the two responses and answer the question below. Basically making a comparison and stating similarities. Reflect on the Wright et al. (2014) paper. Did you and your classmates tend to make the same mistakes or different errors from the students that Wright interviewed? Please reference an aspect of the Wright paper in your replies. Discuss whether you and your peers, made some of the same errors or different ones when making your descriptions. Response 1: DNA replication...
In the following diagram, A and B are two Okazaki fragments
generated during DNA replication. Open boxes represent the primers
and dotted lines represent the newly synthesized DNA strands.
a. To which direction (left or right) is the replication fork is
moving? (1 mark)
b. Which Okazaki fragment is made first in the diagram? Explain.
(2 marks)
c. (i) Which enzyme in E. coli synthesizes the primers on
Okazaki fragments? (1 mark)
(ii) What is the difference of this enzyme...
In the following diagram, A and B are two Okazaki fragments generated during DNA replication. Open boxes represent the primers and dotted lines represent the newly synthesized DNA strands. B ---- Template DNA a. To which direction (left or right) is the replication fork is moving? (1 mark) b. Which Okazaki fragment is made first in the diagram? Explain. (2 marks) c. (i) Which enzyme in E. coli synthesizes the primers on Okazaki fragments ? (1 mark) (ii) What is...
5a. For the replication fork shown below: - label the leading and lagging strands; - draw arrows to indicate which direction DNA synthesis is proceeding in for each of these strands; - label their 5' and 3' ends. Replication fork movement →→→ 5'-ATCTGGCAGTACGTACTGGATC CGUCAUGC GTCGAATCTGAC-3' CAGCTTAGACTG-5' ATCTGGCTATTCGT 3'-TAGACCGATAAGCATGACCTAG b. Okazaki fragments are generated during (leading / lagging) strand synthesis (circle the correct answer). c. Some U's are included in one of the strands in the figure. Why are there U's...
Note: Write 13 Conceptual Multiple Choice Questions and
Included Your Answer Key for Two Pictures Below
Write 13 Conceptual Multiple Choice Ouestions and Included Your Answer Kev for Two Pictures Below Priming DNA synthesis Elongation of the new DNA strand Primase joins RNA DNA polymerase can only add dNTPs to a pre-existing strand Leading strand synthesis is continuous in the 5'->3' of DNA Leading strand Parental DNA Primase Okazaki fragments direction ONA polymerase adds DNA ONA polymerase DNA primase adds...
Test 3*, 10-point Question Illustrate and label a model of DNA (bacterial) replication, and an offset overview of the replication bubble. Labels must include: DNA strands (parental, leading, lagging, 2 or more Okazaki fragments), polarities (5' or 3'), all replication enzymes, binding proteins, primers, distinguishing nucleotides of primers and DNA, plus vectors to show overall direction of replication. (10 points)
11. Several enzymes and proteins participate in DNA replication. Answer the fill in the blan below bonds unwinds DNA by breaking the a. The enzyme between the nitrogenous bases bind to single-stranded DNA to stabilize it and to prevent it from reannealing to the other DNA strand. makes DNA This enzyme adds nuceotides to the end of a nucleic acid strands; therefore, it makes DNA in the to direction . DNA Polymerase cannot put two nucleotides together, instead, it adds...
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