Two train 100 metres and 120 metres long are running in the same direction with speed of 72 km/hr and 54 km/hr. In how much time will the first train cross the second?

TLS Online TPP Program

#Question id: 2348

#Unit 2. Cellular Organization

The sodium-potassium pump functions to

TLS Online TPP Program

#Question id: 33910

#Unit 2. Cellular Organization

What is the Lk of a 5,000 bp circular duplex DNA molecule after eight enzymatic turnovers by a single molecule of DNA gyrase in the presence of ATP?

TLS Online TPP Program

#Question id: 12917

#Unit 13. Methods in Biology

Arrange the steps of stages in PCR in correct order.

1. The region to be specifically amplified is made accessible within the complex DNA.

2. The double stranded DNA is denatured by heating the reaction mixture to above 90 degree Celsius.

3. A thermal cycler is used to incrementally decrease the annealing temperature.

4. Reaction mixture is then cooled to a temperature between 40 and 60 degree celsius.

TLS Online TPP Program

#Question id: 20018

#Unit 12. Applied Biology

Which one of the following materials is an electronic element?

TLS Online TPP Program

#Question id: 18889

#Unit 13. Methods in Biology

In light microscopy, which of the following is used as fixatives prior to staining technique?