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#Question id: 3264


Which of the following is (are) true of natural selection?

#Part-A Aptitude & General Biotechnology
  1. requires genetic variation

  2. Results in descent with modification

  3. Involves differential reproductive success

  4. All of the above


Answer:- Option(s): 4


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#Part-A Aptitude & General Biotechnology

 Which is not part of the synthesis reactions for histidine?

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#Part-B Specialized Branches in Biotechnology

Which cells and which signaling molecules are responsible for initiating an inflammatory response?

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#Question id: 14797

#Part-B Specialized Branches in Biotechnology

A culture of bacteria is infected in the bacteriophage at multiplicity of 0.3. The probability of a single cell infected with three phages is? 

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#Question id: 5835

#Part-B Specialized Branches in Biotechnology

Which of the following human diseases is associated with defects in nucleotide excision repair?

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#Question id: 19167

#Part-A Aptitude & General Biotechnology

Acetylcholine esterase can be purified by using affinity chromatography with the use of _______ as a ligand.

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