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TLS Online TPP Program

#Question id: 764

Which of the following is NOT correct about tRNA?

#XL - Q Biochemistry

  1. Charging tRNAs with amino acids is mediated by aminoacyl-tRNA synthetases.

  2. tRNA contains a three-nucleotide sequence known as an anticodon.

  3. Some tRNAs can bind to more than one codon due to wobble base pairing in the second base of the codon.

  4. The match between tRNA anticodon and the mRNA codon ensures the fidelity of translation.

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TLS Online TPP Program

#Question id: 12911

#XL - S Microbiology

Match the following:
A. DNA polymerases              i. Alkaline phosphatase        a.RNA-dependent DNA polymerase, used in cDNA synthesis
B. Reverse transcriptase        ii. T4 DNA ligase                    b. Thermostable DNA polymerase used in PCR
C. Ligases                                 iii.  AMV-RT                            c. Removes 5′-phosphates from DNA and RNA
D. Phosphatases                     iv. Taq DNA pol                      d. Links 5′-phosphate and 3′-hydroxyl ends via phosphodiester bond
TLS Online TPP Program

#Question id: 12912

#XL - S Microbiology

Name the enzyme which separates the double-helical DNA into single strands.
TLS Online TPP Program

#Question id: 12913

#XL - S Microbiology

________  involves the size analysis of restriction fragments produced by several restriction enzymes individually and in combination. 
TLS Online TPP Program

#Question id: 12914

#XL - Q Biochemistry

 In Electrophoresis of DNA the gel is first soaked in the alkali then it is transferred to the membrane so that the ________
TLS Online TPP Program

#Question id: 12914

#XL - S Microbiology

 In Electrophoresis of DNA the gel is first soaked in the alkali then it is transferred to the membrane so that the ________
TLS Online TPP Program

#Question id: 12915

#XL - S Microbiology

Which of the following statement is not correct about PCR.