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TLS Online TPP Program

#Question id: 19841

Which of the following is true regarding Reverse transcriptase ?

#Part-A Aptitude & General Biotechnology
  1. is used to proch1ce cDNA (complementary DNA) copies of, usually, mRNA that are used for creation of cDNA libraries
  2. for removing 5' -phosphate from DNA ends.
  3. for addition of phosphate group to an end having a free 5'-0H.
  4. for removal of single-stranded protrusions from ends; both 3'- and 5'-extensions are removed.
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TLS Online TPP Program

#Question id: 607

#Part-A Aptitude & General Biotechnology

In E. coli ________ is an activator and ________ is a negative allosteric modulator of the enzyme phosphofructokinase-1. 
TLS Online TPP Program

#Question id: 19180

#Part-A Aptitude & General Biotechnology

If two successive PCRs are carried out, in which PCR there are chances of having a non-specific product?
TLS Online TPP Program

#Question id: 3028

#Part-A Aptitude & General Biotechnology

Endospores can be stained with
TLS Online TPP Program

#Question id: 18814

#Part-A Aptitude & General Biotechnology

Which one of the following is not a PCR based molecular marker?
TLS Online TPP Program

#Question id: 11191

#Part-B Specialized Branches in Biotechnology

Opening all of the sodium channels on an otherwise typical neuron, with all other ion channels closed (which is an admittedly artificial setting), should move its membrane potential to ________.