Eukaryotes such as humans have linear chromosomes. In order to signal the end of DNA replication, there is a large repetitive sequence of DNA called a telomere. The telomere region of the DNA signals a process called a. detachment b. termination c. elongation d. transcription

Eukaryotes such as humans have linear chromosomes. In order to signal the end of DNA replication, there is a large repetitive sequence of DNA called a telomere. The telomere region of the DNA signals a process called a. detachment b. termination c. elongation d. transcription

Name: Eukaryotes such as humans have linearchromosomes. In order to signal
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Description: Eukaryotes such as humans have linearchromosomes. In order to signal the end ofDNA replication, there is a large repetitivesequence of DNA called a telomere. Thetelomere region of the DNA signals aprocess calleda. detachmentb. terminationc. elongati

Biochemistry

6th Edition

ISBN:9781305577206

Author:Reginald H. Garrett, Charles M. Grisham

Publisher:Reginald H. Garrett, Charles M. Grisham

Chapter28: Dna Metabolism: Replication, Recombination, And Repair

Section: Chapter Questions

Problem 22P

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Similar questions

Predict the resulting DNA strand in the presence of a mutagen that causes the ADDITION of one Cytosine in the N-terminal of DNA----TAG TAC TAG T --Normal DNA strand TAG TAG TAT C TAG TAT CAG T CTA TAC TAG T TAG TAG AGC T
Energy that drives the attachment of a nucleotide to the end of a growing strand of DNA comes from ______. a. phosphate-group transfers from ATP b. DNA polymerase c. the nucleotide itself d. a and c
Energy that drives transcription is provided mainly by _______ . a. ATP c. GTP b. RNA nucleotides d. RNA polymerase
Our bodies are not defenseless against mutagens that alter our genomic DNA sequences. What mechanisms are used to repair DNA?
As a general rule, the first codon on a the DNA template strand thatsignals the start for a protein isa. TAC b. AUG c. ATG d. UAC
. How does the double helix structure of DNA support itsrole in encoding the genome?a. The sugar-phosphate backbone provides a templatefor DNA replication.b. tRNA pairing with the template strand createsproteins encoded by the genome.c. Complementary base pairing creates a very stablestructure.d. Complementary base pairing allows for easyediting of both strands of DNA.
Describe the most likely effect of genetic variations (beginning as mutations) in thefollowing regions of the genome:a. Nonfunctional repetitive DNAb. Gene promoterc. 5’-UTRd. Introne. Exon
Which feature do you expect to find at an origin of replication? a) an ATG codon b) A GC-rich region c) adenines and thymines d) a transcription start site (TSS)
Match the E. coli mismatch repair enzyme on the left with the appropriate function on the right. MutS MutH MutL a. facilitates the looping of the region of DNA to be replaced b. distinguish between parental and newly-synthesized DNA c. locates mismatches in the DNA
Which of the following is/are associated with spontaneous mutation?a. An occurrence of lung cancer due to smokingb. A nonsense mutation in an exon caused by an errorin DNA replicationc. An indel mutation in an intron caused by replicationslippaged. A nonsense mutation in an exon caused by an errorin DNA replication, and an indel mutation in an introncaused by replication slippage
For each statement below indicate whether it is true or false: A. Strand discrimination during the process of DNA repair is based on DNA methylation B. The genetic code has 64 amino acid-specifying codons C. Mutations in germline cells are more consequential to subsequent generations than mutations in somatic cells.
DNA synthesis has a very low error rate. One reason for this is that the DNA polymerase enzyme can verify “in the moment” that the nucleotide it is adding to the chain is the correct complementary base before moving on. This process is called Select one: a. mismatch repair b. transcription c. proofreading d. ligation