The specificity of antibody secreted by a B-cell may not be the same as that of the surface Ig of the clonal parent because of:

TLS Online TPP Program

#Question id: 20993

#Unit 12. Applied Biology

Toluene decay by the denitrifying pseudomonas sp. Strain k172 is done. The enzymes involved in degradation pathway are   

1.  Benzyl alcohol dehydrogenase

2.  Benzaldehyde dehydrogenase

3.  Benzoyl-coa synthetase 

Which of the below combinations are correct?

TLS Online TPP Program

#Question id: 7592

#General Aptitude

A train started from point A at a speed of 60 km/hr and after 2 hours another train of same length started from A at a speed of 80 km/hr in the same direction as the first one. After how much time the second train will meet the first train?

TLS Online TPP Program

#Question id: 10141

#Unit 6. System Physiology – Plant

Rubisco is an essential phenomenon and its catalytic activity is regulated, which of following is wrong statement?

TLS Online TPP Program

#Question id: 11439

#Unit 1. Molecules and their Interaction Relevant to Biology

Arrange in increasing order of alkalinity

1. Pk1 arginine

2. pk2 proline

3. pk2 alanine

4. pkR arginine

TLS Online TPP Program

#Question id: 2617

#Unit 2. Cellular Organization

According role of regulatory proteins, RNA polymerase and one or more promoter elements, mostly three levels of transcription are there, choose correct one