Homework Answers
- dNTPs ..NTP are used in synthesis of RNA primer and ATP which is used as energy source in the DNA synthesis
- ssDNA template strand....... DNA synthesis takes place in specific location called origin of replication which is single stranded DNA strand
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Match the component to its function during in vitro DNA synthesis. This question has multiple parts;...
Match the enzyme activity in DNA synthesis with its function. DNA pol III (_) fragments Helicase...
Match the enzyme activity in DNA synthesis with its function. DNA pol III (_) fragments Helicase (_) Primase (_) using template strand DNA pol I (_) double helix DNA ligase (_) adds nucleotides Topoisomerase (_) primer A. anneals DNA B. relieves overwinding C. adds nucleotides D. unwinds parental E. removes RNA primer, F. adds a short RNA 10 Proofreading and repair of the DNA double helix does NOT involves a. detecting a mis-match in base pairs. b. removing the mis-match...
1. Match the molecule or term with its description Question Selected Match semi-conservative A. mechanism of...
1. Match the molecule or term with its description Question Selected Match semi-conservative A. mechanism of replication for viral DNA theta B. mechanism of replication for circular bacterial DNA rolling circle C. mechanism of DNA replication determined by Meselson and Stahl OriC D. where the two new DNA strands are synthesized A-T rich region E. where DNA unravels when initiator proteins bind OriC replication fork F. where replication begins for the bacterial chromosome leading strand G. the new DNA strand...
Question 12 100 pts The fact that DNA synthesis inhibitors in humans prevents retroviruses from being...
Question 12 100 pts The fact that DNA synthesis inhibitors in humans prevents retroviruses from being infective led to hypothesize the existance of? DNA polymerase reverse transcriptase restriction enzymes telomerase Question 11 In the synthesis of the prokayotic DNA, this keeps the fork from re-annealing 100 pts Poll multiple RNA primers primane O helicane binding protein Question 13 100 pts Analysis of a cell line that rapidly transforms into a tumor cell line demonstrated an increased mutation rate within the...
Question 1 Match the term with the best definition or description; most topics relate to the...
Question 1 Match the term with the best definition or description; most topics relate to the regulation of gene expression. General type of protein which will increase transcription rates when it attaches to a site A. Factor connected to a particular gene - B. Co-repressor C. Enhancer D. Promoter E. Structural F. Intron G. Activator H. Operator I. Basal transcription J. Glucocorticoid receptor K. Sigma factor L. Mediator M. Inducer N. TATA box O. Repressor The rates of mRNA produced...
help me answer these- One strand of a section of DNA Isolated from the bacterium E....
help me answer these-
One strand of a section of DNA Isolated from the bacterium E. cow reads: answer all parts 5- GTAAGCTACGGATAGG -3 A. Suppose that an mRNA is transcribed from this DNA using the complementary strand as a template meaning this is the coding strand). What will be the sequence of the mRNA in this region (make sure you label the 5 and 3' ends of the mRNA)? B. How many different peptides could potentially be made from...
1. Describe the functions of the following reagents in extraction of DNA from corn meal: proteina...
1. Describe the functions of the following reagents in extraction of DNA from corn meal: proteinase K; guanidine HCI; SDS 2. Why is the ratio of the OD at 260 and 280 nm used to estimate DNA purity? 3. In one paragraph, summarize basic principles of PCR technique in your own words. List all the reagents you will need to perform a PCR experiment. Does this method tell you what genetic modifications were made? If yes, describe how you can...
SHORT ANSWER. Write the word or phrase that best completes each statement or answers the question....
SHORT ANSWER. Write the word or phrase that best completes each statement or answers the question. 00 OA Figure 2.1 Using Figure 2.1, match the following: 1) Tertiary (protein) structure, 2) Monosaccharide 3) Nucleotide 4) Lipid 5) Functional protein 6) Polymer 7) Polysaccharide TRUE FALSE. Write T if the statement is true and F if the statement is false, 8) Final preparation for cell division is made during the cell life cycle subphase called G2. SHORT ANSWER. Write the word...
Match the enzyme activity in DNA synthesis with its function. DNA pol III (_) fragments Helicase (_) Primase (_) using template strand DNA pol I (_) double helix DNA ligase (_) adds nucleotides Topoisomerase (_) primer A. anneals DNA B. relieves overwinding C. adds nucleotides D. unwinds parental E. removes RNA primer, F. adds a short RNA 10 Proofreading and repair of the DNA double helix does NOT involves a. detecting a mis-match in base pairs. b. removing the mis-match...
Question 12 100 pts The fact that DNA synthesis inhibitors in humans prevents retroviruses from being infective led to hypothesize the existance of? DNA polymerase reverse transcriptase restriction enzymes telomerase Question 11 In the synthesis of the prokayotic DNA, this keeps the fork from re-annealing 100 pts Poll multiple RNA primers primane O helicane binding protein Question 13 100 pts Analysis of a cell line that rapidly transforms into a tumor cell line demonstrated an increased mutation rate within the...
Question 1 Match the term with the best definition or description; most topics relate to the regulation of gene expression. General type of protein which will increase transcription rates when it attaches to a site A. Factor connected to a particular gene - B. Co-repressor C. Enhancer D. Promoter E. Structural F. Intron G. Activator H. Operator I. Basal transcription J. Glucocorticoid receptor K. Sigma factor L. Mediator M. Inducer N. TATA box O. Repressor The rates of mRNA produced...
help me answer these-
One strand of a section of DNA Isolated from the bacterium E. cow reads: answer all parts 5- GTAAGCTACGGATAGG -3 A. Suppose that an mRNA is transcribed from this DNA using the complementary strand as a template meaning this is the coding strand). What will be the sequence of the mRNA in this region (make sure you label the 5 and 3' ends of the mRNA)? B. How many different peptides could potentially be made from...
1. Describe the functions of the following reagents in extraction of DNA from corn meal: proteinase K; guanidine HCI; SDS 2. Why is the ratio of the OD at 260 and 280 nm used to estimate DNA purity? 3. In one paragraph, summarize basic principles of PCR technique in your own words. List all the reagents you will need to perform a PCR experiment. Does this method tell you what genetic modifications were made? If yes, describe how you can...
SHORT ANSWER. Write the word or phrase that best completes each statement or answers the question. 00 OA Figure 2.1 Using Figure 2.1, match the following: 1) Tertiary (protein) structure, 2) Monosaccharide 3) Nucleotide 4) Lipid 5) Functional protein 6) Polymer 7) Polysaccharide TRUE FALSE. Write T if the statement is true and F if the statement is false, 8) Final preparation for cell division is made during the cell life cycle subphase called G2. SHORT ANSWER. Write the word...
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