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#Question id: 3258


Which of the following incorrect about genetic drift

#Section 3: Genetics, Cellular and Molecular Biology
  1. There is no link with fitness    

  2. Change the frequency of one allele either positively or negatively at each generation

  3. Genetic drift responsible for directional changes in allele frequencies over several generations.

  4. This is micro evolutionary force


Answer:- Option(s): 3


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#Question id: 1694

#Section 2: General Biology

Antigen processing for presentation by MHC class II molecules involves:

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#Question id: 1695

#Section 2: General Biology

The processed peptide binding to the MHC class I groove:

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#Question id: 1696

#Section 2: General Biology

TCR recognition of peptide-MHC class II depends on:

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#Question id: 1697

#Section 2: General Biology

Cross-presentation of exogenous antigen to αβ T-cells does NOT require the involvement of:

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#Question id: 1698

#Section 2: General Biology

An example of a “non-classical” MHC molecule is:

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#Question id: 1699

#Section 2: General Biology

Which of the following statements is TRUE of CD1?

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