Match the substance to it's function. B. v Prevents supercoiling/Overwinding of the DNA A. Nucleosomes F. v Unwinds and separates the double stranded DNA B. Toposiomerase N. v Adds a short piece of complementary RNA nucleotides C. Ribosome G. v Copies DNA and adds complimentary DNA nucleotides D. Nuclease 0. ♥ Prevents DNA strands from connecting E. RNA polymerase v Links together short segments of DNA F. Helicase J. v Found only in the lagging strand G. DNA Polymerase

Match the substance to it's function. B. v Prevents supercoiling/Overwinding of the DNA A. Nucleosomes F. v Unwinds and separates the double stranded DNA B. Toposiomerase N. v Adds a short piece of complementary RNA nucleotides C. Ribosome G. v Copies DNA and adds complimentary DNA nucleotides D. Nuclease 0. ♥ Prevents DNA strands from connecting E. RNA polymerase v Links together short segments of DNA F. Helicase J. v Found only in the lagging strand G. DNA Polymerase

BIOLOGY:CONCEPTS+APPL.(LOOSELEAF)

10th Edition

ISBN:9781305967359

Author:STARR

Publisher:STARR

Chapter8: Dna Structure And Function

Section: Chapter Questions

Problem 15SA: Match the terms appropriately. ___ nucleotide ___ clone a. nitrogen-containing base, sugar,...

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Similar questions

A student mixes various molecule needed for DNA replication. When he adds DNA, replication occurs, but each DNA duplex consists of a normal DNA strand paired with numerous segments of DNA a few hundred nucleotides long. What has been left out of the mixture? A. NTPs B. DNA polymerase III C. ATP D. DNA polymerase I E. DNA ligase
A nucleotide sequence in a segment of a DNA information strand is given here. Sketch (A) the nucleotide sequence in the complementary DNA strand and then (b) the sequence transcribed from the template strand in mRNA DNA information strand: 5’ AAC GTT CAA ACT GTC 3’
DNA gyrasea. promotes negative supercoiling.b. relaxes positive supercoils.c. cuts DNA strands as part of its function.d. does all of the above
Arrange the following events of DNA replication in the proper order. A. DnaA binds DNA B. DNA polymerase binds to a free 3’ – OH C. Topoisomerases act D. Ori “melts/denatures”
Polymerases work is to add 10 nucleotides to a DNA strand before dissociating. During replication process, DNA pol III can add tens of thousands of nucleotides at a moving fork. How this additionaccomplished?
Place the steps of sanger sequencing in order.A. A fluorescent laser excites the fragments and records the wavelength consistent with a single nucleotide. B. ddNTPs bind and stop chain extension.C. DNA fragments are separated by size through a capillary tube. D. DNA polymerase copies the target region of template DNA.E. The final nucleotide of each fragment is labeled with a fluorescent tag.
f an error is made during replication that is not caught by DNA polymerase, the most likely is that _____. a. DNA ligase will repair the mistake before a mutation occurs b. only the daughter strand will be mutated c. both strands of DNA will be mutated d. DNA replication will stall indefinitely e. a mutation that causes cancer will occur
n gel electrophoresis of DNA, the different bands in the final gel form because the DNA molecules _______. a. are from different organisms b. have different lengths c. have different nucleotide compositions d. have different genes
DNA replication requires ________ . a. DNA polymerase c. primers b. nucleotides d. all are required
The initial mechanism for repairing nucleotide errors in DNA is _____. a. mismatch repair b. DNA polymerase proofreading c. nucleotide excision repair d. thymine dimers
Energy that drives the attachment of a nucleotide to the end of a growing strand of DNA comes from ________. a. the nucleotide b. DNA polymerase c. phosphate-group transfers from ATP
Match the terms appropriately. ___ nucleotide ___ clone a. nitrogen-containing base, sugar, phosphate groups ___ autosome b. copy of an organism ___ DNA polymerase c. does not determine sex ___ mutation d. injects DNA ___ bacteriophage e. replication enzyme ___ semiconservative replication f. can cause cancer g. something old, something new ___ DNA ligase h. seals gaps and breaks