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TLS Online TPP Program

#Question id: 4143

It is possible to convert the Cys that is a part of Cys-tRNACys to Ala by a catalytic reduction.  If the resulting Ala-tRNACys were added to a mixture of (1) ribosomes, (2) all the other tRNAs and amino acids, (3) all of the cofactors and enzymes needed to make protein in vitro, and (4) mRNA for hemoglobin, where in the newly synthesized hemoglobin would the Ala from Ala-tRNACys be incorporated?

#Section 3: Genetics, Cellular and Molecular Biology

  1. Nowhere; this is the equivalent of a nonsense mutation

  2. Wherever Ala normally occurs

  3. Wherever Cys normally occurs

  4. Wherever either Ala or Cys normally occurs

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TLS Online TPP Program

#Question id: 15169

#Section 6: Plant, Animal and Microbial Biotechnology

These photoorganotrophic heterotrophs (photoorganoheterotrophs) are common inhabitants of
TLS Online TPP Program

#Question id: 10537

#Section 6: Plant, Animal and Microbial Biotechnology

Given below some functions of the glutamate receptor-like (GLR) genes. Which one is incorrect?
TLS Online TPP Program

#Question id: 16865

#General Aptitude

I am worried_____ the exam.
TLS Online TPP Program

#Question id: 1640

#Section 2: General Biology

An immune response against grass pollen often involves:
TLS Online TPP Program

#Question id: 138

#Section 2: General Biology

A protein that contains more isoleucine, phenylalanine and leucine than asparagine, lysine and arginine is most likely