Practice Questions

TLS Online TPP Program

#Question id: 11203

Which of the following statements about action potentials is correct?

#Part-B Specialized Branches in Biotechnology

Action potentials for a given neuron vary in magnitude.
Action potentials for a given neuron vary in duration.
Action potentials are propagated down the length of the axon.
Movement of ions during the action potential occurs mostly through the sodium pump.

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TLS Online TPP Program

#Question id: 18868

#Part-A Aptitude & General Biotechnology

Prior to staining, which of the following is employed as a fixative in light microscopy?

TLS Online TPP Program

#Question id: 662

#Part-A Aptitude & General Biotechnology

________ received a Nobel Prize in 1964 for determining the structure of vitamin B12. He/she also solved the structure of penicillin in 1947 and developed many techniques used in the study of large proteins.

TLS Online TPP Program

#Question id: 18088

#Part-A Aptitude & General Biotechnology

If a coin is tossed 5 times, then consider the following statements:

I: Probability of getting exactly 2 heads is 5/16.

II: Probability of getting at least 4 heads is 3/16.

III: Probability of getting at most 2 heads is 5/8.

Which one of the following is correct in respect of the above statements

TLS Online TPP Program

#Question id: 2271

#Part-A Aptitude & General Biotechnology

Depolymerization of microtubules is inhibited by