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TLS Online TPP Program

#Question id: 5215

What is it about short tandem repeat DNA that makes it useful for DNA fingerprinting?

#SCPH06 I Botany

  1. The number of repeats varies widely from person to person or animal to animal.

  2. The sequence of DNA that is repeated varies significantly from individual to individual.

  3. The sequence variation is acted upon differently by natural selection in different environments.

  4. Every racial and ethnic group has inherited different short tandem repeats.

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TLS Online TPP Program

#Question id: 14897

#SCPH05 I Biotechnology

Henry's law relates 
TLS Online TPP Program

#Question id: 18706

#SCPH01 Biochemistry

Sources of thermostable DNA polymerases with proofreading (3′–5′ exonuclease) activity are given match them correctly
DNA polymerase                          Source
a. Tma                                      i. Thermotoga maritima
b. Deep vent tm                      ii. Pyrococcus furiosus
c. Tli                                      iii. Thermococcus litoralis
d. Pfu                                      iv.  Pyrococcus sp
e. Pwo                                      v. Pyrococcus woesi
TLS Online TPP Program

#Question id: 2748

#SCPH05 I Biotechnology

Association of DNA and histone is mediated by _________
TLS Online TPP Program

#Question id: 452

#SCPH05 I Biotechnology

E'° of the NAD+/NADH half reaction is –0.32 V.  The E'° of the oxaloacetate/malate half reaction is –0.175 V.  When the concentrations of NAD+, NADH, oxaloacetate, and malate are all 10–5 M, the “spontaneous” reaction is:
TLS Online TPP Program

#Question id: 19514

#SCPH05 I Biotechnology

A cathode and an anode are the most common components of an electrochemical cell. Which of the following claims about the cathode is correct?