Caesium chloride is widely used for the banding of DNA and the isolation of
plasmids, nucleoproteins and viruses

TLS Online TPP Program

#Id: 10540

#Unit 4. Cell Communication and Cell Signaling

PKB phosphorylates Bad, and phosphorylated Bad forms a complex with a cytosolic 14-3-3 protein.

TLS Online TPP Program

#Id: 1740

#Unit 4. Cell Communication and Cell Signaling

Daudi tumor cells, which are unable to synthesize β 2-microglobulin.

TLS Online TPP Program

#Id: 6916

#Unit 8. Inheritance Biology

Segmental duplications have played an important role in the evolution of human chromosomes; about 4% of the human genome consists of segmental duplications. 

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#Id: 893

#Unit 13. Methods in Biology

RE’ has two functions-

a) Restriction of foreign genome

b) Modification/methylation of host genome using SAM

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#Id: 2777

#Unit 13. Methods in Biology

UV radiation is used to cause DNA breakage. UV reacts quickly hence helps to catch momentary protein binding and can be used in vivo as it penetrates cell membranes easily. But gels from such assays are difficult to interpret.