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#Question id: 1838


What is the single most commonly used term to describe the exchange of genetic material between viruses that infect different species?

#Section 2: General Biology
  1. Antigenic modulation

  2. Antigenic drift

  3. Epitopic evasion

  4. Antigenic shift


Answer:- Option(s): 4


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#Question id: 4322

#Section 3: Genetics, Cellular and Molecular Biology

If a particular operon encodes enzymes for making an essential amino acid and is regulated like the trp operon, then

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#Question id: 127

#Section 2: General Biology

Which two organelles are responsible for producing phospholipids and sphingolipids?

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#Question id: 1860

#Section 2: General Biology

Mendelian susceptibility to mycobacterial infection does NOT involve the gene for:

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#Question id: 16855

#General Aptitude

He ……… (write) to me every month.

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#Question id: 343

#Section 2: General Biology

Assume that acid rain has lowered the pH of a particular lake to pH 5.0. What is the hydroxide ion concentration of this lake?

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