TLS Online TPP Program

#Question id: 3682


A mutated strain of E. coli replicates DNA normally at 25°C, but replication stops immediately when the temperature is raised to 37°C. Which protein is likely to be non-functional at the higher temperature?

#Section 3: Genetics, Cellular and Molecular Biology
  1. primase

  2. Tus protein

  3. Ligase

  4. Gyrase

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TLS Online TPP Program

#Question id: 12939

#Section 7: Recombinant DNA technology and Other Tools in Biotechnology

Choose the incorrect statement for the production of site-directed mutations.

TLS Online TPP Program

#Question id: 12940

#Section 7: Recombinant DNA technology and Other Tools in Biotechnology

 Choose the correct order for the steps involve in Protein engineering.
1. Protein modelling
2. Protein crystallography
3. Site-directed mutations
4. Comparison with entries in databases of known proteins.

TLS Online TPP Program

#Question id: 12941

#Section 7: Recombinant DNA technology and Other Tools in Biotechnology

Name the therapeutic protein which has been used to successfully treat certain types of breast cancer.

TLS Online TPP Program

#Question id: 12942

#Section 7: Recombinant DNA technology and Other Tools in 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

#Section 7: Recombinant DNA technology and Other Tools in 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: 12944

#Section 7: Recombinant DNA technology and Other Tools in Biotechnology

Match the following-

A.Tyrosine kinase.1. Kaposis sacroma
B.HIV Transactivator.
2. Hypertension
C. Angiotensinogen.3.Atherosclerosis
D.CET protein4. Cardiac hypertrophy