Biology 2e
2nd Edition
ISBN: 9781947172517
Author: Matthew Douglas, Jung Choi, Mary Ann Clark
Publisher: OpenStax
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Textbook Question
Chapter 14, Problem 16RQ
The ends of the linear chromosomes are maintained by
- helicase
- primase
- DNA pol
- telomerase
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This type of chromosomal rearrangement results in the gain of information.
Duplication
Inversion
Translocation
Insertion
All of the following are involved in DNA replication excepta) polysome. b) gyrase. c) polymerase.d) primase. e) primer.
Eukaryotic DNA polymerases do not have 5'-3' exonuclease activity. _______ removes primers in eukaryotic DNA replication.
DNA polymerase V
Proteinase K
RNase H
Primase
Chapter 14 Solutions
Biology 2e
Ch. 14 - Figure 14.10 In eukaryotic cells, DNA and RNA...Ch. 14 - Figure 14.14 You isolate a cell strain in which...Ch. 14 - Figure 14.21 A fr am eshift mutation that results...Ch. 14 - If DNA of a particular species was analyzed and it...Ch. 14 - The experiments by Hershey and Chase helped...Ch. 14 - Bacterial transformation is a major concern in...Ch. 14 - DNA double helix does not have which of the...Ch. 14 - In eukaryotes, what is the DNA wrapped around?...Ch. 14 - Meselson and Stahl's experiments proved that DNA...Ch. 14 - If the sequence of the 5'-3' strand is AATGCTAC,...
Ch. 14 - How did Meselson and Stahl support Watson and...Ch. 14 - Which of the following components is not involved...Ch. 14 - Which of the following does the enzyme primase...Ch. 14 - In which direction does DNA replication take...Ch. 14 - A scientist randomly mutates the DNA of a...Ch. 14 - The ends of the linear chromosomes are maintained...Ch. 14 - Which of the following is not a true statement...Ch. 14 - During proofreading, which of the following...Ch. 14 - The initial mechanism for repairing nucleotide...Ch. 14 - A scientist creates fruit fly larvae with a...Ch. 14 - Explain Griffith's transformation experiments What...Ch. 14 - Why were radioactive sulfur and phosphorous used...Ch. 14 - When Chargaffwas performing his experiments, the...Ch. 14 - Provide a brief summary of the Sanger sequencing...Ch. 14 - Describe the structure and complementary base...Ch. 14 - Prokaryotes have a single circular chromosome...Ch. 14 - How did the scientific community learn that DNA...Ch. 14 - Imagine the Meselson and Stahl experiments had...Ch. 14 - DNA replication is bidirectional and...Ch. 14 - What are Okazaki fragments and how they are...Ch. 14 - If the rate of replication in a particular...Ch. 14 - Explain the events taking place at the replication...Ch. 14 - What is the role of a primer in DNA replication?...Ch. 14 - Quinolone antibiotics treat bacterial infections...Ch. 14 - How do the linear chromosomes in eukaryotes ensure...Ch. 14 - What is the consequence of mutation of a mismatch...Ch. 14 - An adult with a history of tanning has his genome...
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- A chromosomes structure can be altered by _______. a. deletions b. duplications c. translocations d. all of the abovearrow_forwardThe following nucleotide sequence is found in a short stretch of DNA: 5′–AG–3′ 3′–TC–5′ a. Give all the mutant sequences that can result from spontaneous depurination in this stretch of DNA.arrow_forwardRecombinational repair is often due toa) Incorporation of many incorrect nucleotides by DNA polb) Many cystidine dimer and associated large gaps in a strandc) Many thymidine dimer formation and associated large gaps in a strandd) All of thesearrow_forward
- During eukaryotic DNA replication, _________ synthesizes short RNA primers. The primers provide a 3'-OH group to which DNA nucleotides are be added by DNA polymerase. DNA gyrase (topoisomerase) DNA helicase DNA ligase primasearrow_forwardWhich repair mechanisms is most require to fix thymine dimers? BER NER mismatch repair homologous recombinationarrow_forwardAn RNA-dependent DNA polymerase that carries the RNA template with it to synthesize repeats at the 3'-ends of chromosomes is called: telomerase topoisomerase DNA ligase DNA polymerase γ (gamma).arrow_forward
- The extra chromosomal, self-replicating, closed, double stranded and circular DNA molecule is generally termed asa) Chromosomeb) Plasmidc) Genomic DNAd) Bacteriophagearrow_forwardThe enzyme of E.coli is a nuclease that initiates the repair of double stranded DNA breaks by homologous recombinationa) DNA glycosylaseb) DNA ligasec) DNA polymerased) RNA polymerasearrow_forwardDNA polymerases make errors in matching as DNA is synthesized. These errors can be detected and repaired by: A. Ligase B. DNA polymerase C. Primase D. Helicasearrow_forward
- Some chromatin remodeling factors use energy from ATP hydrolysis to slide nucleosomes.shifting nucleosome position on the DNA. true/falsearrow_forwardWhich of the following enzymes can decatenate replicated bacterial chromosomes? please explain the answer a.Tus b.MutH c.DNA gyrase d.primase e.topoisomerase Iarrow_forwardWhich of the following are essential to the condensation of chromosomes as cells enter mitosis?a) Cohesinsb) Condensinsc) Histonesd) Topoisomerasesarrow_forward
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