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TLS Online TPP Program

#Question id: 292

Which of the following types of non-covalent bonds or interactions is responsible for forming the α helix and β sheet secondary structural motifs of a protein:

#Unit 1. Molecules and their Interaction Relevant to Biology

  1. Ionic bonds between polar charged amino acid R groups

  2. Hydrogen bonds between electronegative atoms of polar uncharged amino acid R groups

  3. Hydrogen bonds between electronegative atoms of the peptide bond

  4. Hydrophobic Interactions between atoms of the peptide bond

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TLS Online TPP Program

#Question id: 308

#Unit 1. Molecules and their Interaction Relevant to Biology

The vapor pressure of o-nitrophenol at any given temperature is predicted to be______
TLS Online TPP Program

#Question id: 12407

#Unit 6. System Physiology – Plant

ABA is synthesized via _____A________, the biosynthetic processes  occur in_____B_____and ____C_____.
TLS Online TPP Program

#Question id: 19288

#Unit 9. Diversity of Life Forms

Egg cell in the embryo sac
TLS Online TPP Program

#Question id: 3717

#Unit 3. Fundamental Processes

E. coli DNA polymerase catalyzes polymerization in the ________ direction(s)
TLS Online TPP Program

#Question id: 1006

#Unit 1. Molecules and their Interaction Relevant to Biology

Four of the ten enzymes required for the biosynthesis of IMP are listed below. In which order do the reactions these enzymes catalyze occur during the synthesis of IMP?

1. IMP cyclohydrolase

2. GAR synthase

3. glutamine-PRPP amidotransferase

4. AIR carboxylase