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TLS Online TPP Program

#Question id: 2043

Which of the following statements is TRUE of antigenic competition?

#XL - S Microbiology

  1. Antigenic competition involves competition between T-cell epitopes for the MHC groove

  2. Antigenic competition is initiated at the pre-T cell stage

  3. Antigenic competition is unrelated to the concept of dominant and subdominant epitopes

  4. Antigenic competition can only occur with cryptic epitopes

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TLS Online TPP Program

#Question id: 4174

#XL - T Zoology

Which is not true about the genetic code?
TLS Online TPP Program

#Question id: 4176

#XL - T Zoology

The unambiguity and degeneracy of the genetic code can best be respectively exemplified by which of the following?
TLS Online TPP Program

#Question id: 4177

#XL - T Zoology

__ carries the anticodon.
TLS Online TPP Program

#Question id: 4179

#XL - T Zoology

What is the 5ʹ → 3ʹ anticodon for an amino acid with the codon CAG?
TLS Online TPP Program

#Question id: 4180

#XL - T Zoology

The anticodon of tRNAala can bind to three different codons for alanine (GCU, GCC and GCA) because
TLS Online TPP Program

#Question id: 4181

#XL - T Zoology

The codon for the amino acid specified by the anticodon at the anticodon arm of tRNA is covalently linked to tRNA at the