DNA polymerase I functions in DNAreplication to:O a. synthesize the RNA primerO b.O C.bind to single-stranded DNA and prevent it fromreannealingO d. removes the RNA primers and fill in the gapssynthesize the leading and lagging strandssynthesize the leading strand, but not the laggingstrande.

The replication process is in which there is synthesis of DNA using DNA strand. There are various…

Answered: DNA polymerase I functions in DNA…

Biochemistry

9th Edition

ISBN:9781319114671

Author:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.

Publisher:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.

Chapter1: Biochemistry: An Evolving Science

Section: Chapter Questions

Problem 1P

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Similar questions

Indicate the stage of DNA replication when each of thefollowing enzymes is active:a. helicaseb. primasec. DNA polymerasesd. ligasee. topoisomerasef. DNA gyrase
The DNA polymerase I uses its to remove the RNA primers during DNA replication in E. coli cells. Select one: a. 3' to 5' exonuclease activity O b. 3' to 5' DNA helicase activity O c. 5' to 3' exonuclease activity O d. 5' to 3' DNA polymerase activity
What does it mean to say thhat extension by DNA polymerase III proceed 5'---3'? A. The 5' end of a DNA polymerase molecule attaches to the 3' end of primase. B. DNA polymerase adds nucleotides to a growing strand, moving in the 5' to 3' direction. C. DNA polymerase seals nicks as it moves along a DNA strand toward the 3' end. D. DNA polymerase can only synthesize DNA at the 5' end of an existing strand of DNA.
Describe the genetic roles of DNA helicase and DNA polymerase. Contrast the function of DNA polymerase with thatof RNA polymerase.
The mismatch DNA repair mechanism is based on the fact that: O a. O b. O C. O d. The parental DNA strand is recognized because it is structurally distorted. The parental DNA strand is methylated while daughter strand is not. The daughter DNA strand is recognized because it is structurally distorted. The daughter DNA strand is methylated while parental strand is not.
a. Pfu Polymerase b.dNTPs c.Buffer Match each component above to the correct function(s) listed below. Write your selection(s) for each component. You may have more than one answer for each. 1. unwinds DNA 2. synthesizes new DNA strands 3. enzymatically catalyzes Quikchange 4. nucleotide source for new DNA strands 5. Energy source for reaction(s) 6. Repairs errors in base pair matching 7. Maintains pH and salt levels 8. Creates polymer chains
The following is a figure that depicts telomerase extending a telomere. -aaucccaauc ttag telomere The lagging strand template for DNA replication of this section of the chromosome is: a. Strand A Ob. Cannot be determined from the information given above O C. Not needed due to telomerase activity O d. Strand B O e. Strand C
The following is a section of DNA removed from a cell nucleus:5' ATGAAATAATCAGTTAACAGCAGVFCCGATTTTTATACT 3'strand 3' TACITTATTAGTCAAVFGTCGTCAAGGCTAAAAATATGA 5'strand a. What does the Central Dogma state? b. Label the strands above as the "sense" or "antisense" strand. c. Using the chart below, transcribe ONLY the gene into mRNA and then translate the gene into its amino acid sequence, d. What would happen to the gene if the adenosine mutates to a thymine where the arrow indicates? 3' TACTTTATTAGTCAATTGTCGTCAAGGCTAAAAATATGA 5' What type of mutation is this?
During DNA replication, which of the following steps occurs first? a. synthesis of the leading strand b. synthesis of the lagging strand c. unwinding of the parental DNA duplex d. sealing of the nicks between short DNA e. synthesis of primers
What is the difference between the leading strand and the lagging strand in DNA replication? a There are different DNA polymerases involved in elongation of the leading strand and the lagging strand. b The leading strand is synthesized continuously in the 5' → 3' direction, while the lagging strand is synthesized discontinuously in the 5' → 3' direction. c The leading strand requires an RNA primer, whereas the lagging strand does not. d The leading strand is synthesized in the 3' → 5' direction in a discontinuous fashion, while the lagging strand is synthesized in the 5' → 3' direction in a continuous fashion.
Take each of the DNA sequences and complete ALL of the following steps: i. Find the DNA Replication Complement of each strand ii. Transcribe the complement strand of DNA into an mRNA strand Translate the mRNA strand into an Amino Acid strand iii. a. ATGGACGTATAGATGACAGGTAGATGTTTCAGGGGGATTTATCGATAG b. ATGGCCATTGAGTGTCAAAAGTCTCAATGA First base U UUU UUC UUA UUG CUU CUC C CUA CUG G U -phenylalanine (Phe) -leucine (Leu) GUU GUC GUA GUG leucine (Leu) AUU AUC isoleucine (lle) Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display. Second base ACU ACC AUA ACA AUG methionine (Met) (start) ACG -valine (Val) UCU UCC UCA UCG CCU CCC CCA CCG GCU GCC GCA GCG C -serine (Ser) -proline (Pro) -threonine (Thr) -alanine (Ala) UAU UAC UAA stop UAG stop CAU CAC CAA CAG AAU AAC AAA AAG A -tyrosine (Tyr) GAU GAC GAA GAG - histidine (His) -glutamine (Gln) - asparagine (Asn) -lysine (Lys) -aspartic acid (Asp) -glutamic acid (Glu) CGU CGC CGA CGG AGU AGC AGA AGG G -cysteine…
Molecule involved in joining segmented nucleotide strands is... O a. DNA ligase O b. Ribosomes c. RNA polymerase d. DNA polymerase ge F5 F6 F7 F10 Scrol F8 F9

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