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TLS Online TPP Program

#Question id: 2043

Which of the following statements is TRUE of antigenic competition?

#Unit 4. Cell Communication and Cell Signaling

  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: 3262

#Unit 11. Evolution and Behavior

In a population, the genotype frequencies are: f(A1A1)= 0.35; f(A1A2) = 0.30; f(A2A2) = 0.35; Which of the following statement is correct?
TLS Online TPP Program

#Question id: 831

#Unit 1. Molecules and their Interaction Relevant to Biology

Lysosomes therefore also have a selective pathway, which is activated that imports and degrades cytosolic proteins containing the pentapeptide sequences such as;
TLS Online TPP Program

#Question id: 242

#Unit 1. Molecules and their Interaction Relevant to Biology

Cells fed5-methyl uracil (radioactive in the methyl group) will form radioactive ________.
TLS Online TPP Program

#Question id: 964

#Unit 1. Molecules and their Interaction Relevant to Biology

In mammals, ureogenesis occurs almost exclusively in the ________.
TLS Online TPP Program

#Question id: 34120

#Unit 2. Cellular Organization

The dynamic nature of DNA binding to the histone core structure is important, because many DNA-binding proteins strongly prefer to bind to histone-free DNA. Such proteins can recognize their binding site only when it is released from the histone octamer or is contained in linker or nucleosome-free DNA.

Which of the following statement stands untrue for above fact