Biochemistry question pls helpexplanation needed Q. 3) What pathway removes uracil present in DNA?a) base excision repairb) nucleotide excision repairc) nonhomologous end joiningd) translesion synthesisQ. 4) DNA polymerase uses two divalent metals, metal A and metal B for catalyzing thephosphodiester bond formation. Answer the function of metal A for this reaction.a) support the PPi release from the active site after the phosphodiester bond formationb) bring dNTP to the active site of polymerasec) decreases the pKa of 3'-OH group of primer to form an oxyaniond) increases the pKa of 3'-OH group of primer to form an oxyanion

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Answered: Q. 3) What pathway removes uracil…

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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38) The following treatment(s) control bacterial growth by damaging the DNA structure of bacteria: a) Fluroquinolones b) UV light c)  Radiation d) Rifamycin e) b & c39) The following treatment(s) stops transcription: a) Fluroquinolones b) UV light c) Radiation d) Rifamycin e) a & b40) Bacteria that grow optimally between the pH 5.5 – 8 are called: a) Acidophiles b) Neutrophiles c) Alkaliphiles d) Hydrophiles e) Nabilophiles41) All the following methods are physical ways for controlling bacterial growth except: a) chemotherapy b) Moist heat c) dry heat d) radiation e) low temperatures.42) Setting the autoclave time at the prescribed temperatures depending of what material you are autoclaving is called: a) D-Value b) Z-Value c) F-Value d) Autoclave Coefficient e) TValue43) A treatment that kills or removes all living cells, including viruses and spores, from a substance or objects is called: a) antiseptic b) sanitization c) disinfection d) chemotherapeutic e) sterilizatio
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