Practice Questions

  1. Home
  2. Free Resources
  3. Practice Questions
  4. 24290
TLS Online TPP Program

#Question id: 11121

Which of the following statements concerning the mechanoreceptive receptor potential is/are true?

#Part-B Specialized Branches in Biotechnology
  1. Increase in stimulus energy results in an increase in receptor potential
  2. When receptor potential rises above a certain threshold action potentials will appear in the neuron attached the receptor
  3. Number of action potentials generated in the neuron attached to the receptor is proportional to receptor potential
  4. All of the above are correct
More Questions
TLS Online TPP Program

#Question id: 19790

#Part-A Aptitude & General Biotechnology

What will be the major difference between the PCR and replication is?
TLS Online TPP Program

#Question id: 19791

#Part-A Aptitude & General Biotechnology

Which of the following statements about polymerase chain reaction is correct?
a) PCR denaturation temperature calculated by using Y = X (1+E)n
b) Size of the primer negatively affects the efficiency of PCR
c) Standard PCR doesn’t efficiently amplify sequence much longer than about 5kb.
d) Primer annealing of PCR at 550C for 1.5 min.
e) Time taken for each cycle of PCR considerably longer than 3 min.
TLS Online TPP Program

#Question id: 19791

#Part-A Aptitude & General Biotechnology

Which of the following statements about polymerase chain reaction is correct?
a) PCR denaturation temperature calculated by using Y = X (1+E)n
b) Size of the primer negatively affects the efficiency of PCR
c) Standard PCR doesn’t efficiently amplify sequence much longer than about 5kb.
d) Primer annealing of PCR at 550C for 1.5 min.
e) Time taken for each cycle of PCR considerably longer than 3 min.
TLS Online TPP Program

#Question id: 19840

#Part-A Aptitude & General Biotechnology

Match the following source of thermostable DNA polymerase with proofreading (3’−5’ exonuclease) activity;

                 DNA Polymerase

                        Sources

 

 A- Tma

 

i) Pyrococcus furiosus

 

 B- Deep VentTM

 

ii) Pyrococcus woesi

 

 C- Tli

 

iii)  Thermotoga maritima

 

 D- Pfu

 

iv) Pyrococcus sp.

 

 E- Pwo

 

v) Thermococcus litoralis

TLS Online TPP Program

#Question id: 19840

#Part-A Aptitude & General Biotechnology

Match the following source of thermostable DNA polymerase with proofreading (3’−5’ exonuclease) activity;

                 DNA Polymerase

                        Sources

 

 A- Tma

 

i) Pyrococcus furiosus

 

 B- Deep VentTM

 

ii) Pyrococcus woesi

 

 C- Tli

 

iii)  Thermotoga maritima

 

 D- Pfu

 

iv) Pyrococcus sp.

 

 E- Pwo

 

v) Thermococcus litoralis

TLS Online TPP Program

#Question id: 19841

#Part-A Aptitude & General Biotechnology

Which of the following is true regarding Reverse transcriptase ?