Practice Questions

  1. Home
  2. Free Resources
  3. Practice Questions
  4. 25104
TLS Online TPP Program

#Question id: 1591

Which of the following is not true about helper T cells?

#Part-B Specialized Branches in Biotechnology

  1. They function in cell-mediated and humoral responses.

  2. They recognize polysaccharide fragments presented by class II MHC molecules.

  3. They bear surface CD4 molecules.

  4. They are subject to infection by HIV.

More Questions
TLS Online TPP Program

#Question id: 12935

#Part-A Aptitude & General Biotechnology

 The integrity of the RNA should always be checked by _____
TLS Online TPP Program

#Question id: 12937

#Part-A Aptitude & General Biotechnology

Choose the incorrect statement about Yeast Artificial Chromosome vectors.
TLS Online TPP Program

#Question id: 12942

#Part-A Aptitude & General Biotechnology

Name a single - stranded uracil containing vector which is grown in a selectable host deficit of the enzymes.
TLS Online TPP Program

#Question id: 12943

#Part-A Aptitude & General Biotechnology

Choose the correct order for the steps involve in Insitu hybridization.
1. Cell permeaabilisation
2. Detection of hybridised probe radioactive.
3. Wash excess probe from section
4. Cell fixation
TLS Online TPP Program

#Question id: 12945

#Part-A Aptitude & General Biotechnology

It is a PCR based multiplex assay that allows a number of target sites such as deletions, duplications, mutations to be amplified with a pair of primer containing probes.
TLS Online TPP Program

#Question id: 12948

#Part-A Aptitude & General Biotechnology

Proteolytic cleavage of DNA polymerase by subtilisin caused loss of its nick translation activity. Which of the following properties is lost?