Practice Questions

TLS Online TPP Program

#Question id: 3799

If replicating bacteria are given a short pulse of radiolabeled thymidine and rapidly killed, the radiolabel shows up as:

#Unit 3. Fundamental Processes

large DNA molecules only.
mostly large DNA molecules and very few short DNA molecules.
mostly short DNA molecules and very few large DNA molecules.
free nucleotides only.

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TLS Online TPP Program

#Question id: 19155

#Unit 13. Methods in Biology

which one of the following chromatographic technique is most suitable for separating glu-Cosamine from glucuronic acid ?

TLS Online TPP Program

#Question id: 19156

#Unit 13. Methods in Biology

Which polymer is often used for matrix materials in Affinity chromatography?

TLS Online TPP Program

#Question id: 19157

#Unit 13. Methods in Biology

Which chromatographic technique depends on the highly specific interactions between pairs of biological materials such as enzyme-substrate?

TLS Online TPP Program

#Question id: 19158

#Unit 13. Methods in Biology

The use of insulin hormone to purify its receptor is an example of

TLS Online TPP Program

#Question id: 19159

#Unit 13. Methods in Biology

In anion exchange chromatography,

TLS Online TPP Program

#Question id: 19160

#Unit 13. Methods in Biology

In gel filtration chromatography, separation of proteins are based on their