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#Question id: 1835


The HIV nef protein affects antigen presentation by:

#Section 2: General Biology
  1. Causing MHC class I retention in the Golgi

  2. Containing glycine-alanine repeats that inhibit proteasome-mediated processing of the virus

  3. Preventing peptide binding to TAP

  4. Inhibiting tapasin


Answer:- Option(s): 1


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#Question id: 4352

#Section 3: Genetics, Cellular and Molecular Biology

How does extracellular glucose inhibit transcription of the lac operon?

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#Question id: 1899

#Section 2: General Biology

Which of the following statements is NOT TRUE? Rejection of a second (set) skin graft from the same allogeneic donor:

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#Question id: 3717

#Section 3: Genetics, Cellular and Molecular Biology

E. coli DNA polymerase catalyzes polymerization in the ________ direction(s)

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#Question id: 4182

#Section 3: Genetics, Cellular and Molecular Biology

If the anticodon on tRNA is GTC (tyrosine)(5ʹ → 3ʹ), the sequence of the 5ʹ → 3ʹ template strand of the gene in DNA that specifies this amino acid is

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#Question id: 118

#Section 2: General Biology

Which of the following best describes the cholesterol molecule?

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