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TLS Online TPP Program

#Question id: 290

Which of the following is a TRUE statement about ionic bonds in protein structure:

#SCPH01 Biochemistry

  1. Ionic bonds on the external surface of the folded protein are more stable than those buried in the protein interior.

  2. In an ionic bond, a hydrogen atom carrying a partial positive charge on the electronegative atom of one covalent bond interacts with the partial negative charge of an electronegative atom of a second polar covalent bond.

  3. Ionic bonds can only form between acidic and basic polar charged amino acid R groups in a specific pH range.

  4. Ionic bonds only exist in inorganic molecules.

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TLS Online TPP Program

#Question id: 10239

#SCPH06 I Botany

Two species of barnacle, balanus balanoides and Chthamalus stellatus, occur in the intertidal regions of Scotland. As following

 Which of the following statements is correct?
TLS Online TPP Program

#Question id: 9244

#SCPH28 | Zoology

One characteristic that distinguishes a population in an extinction vortex from most other populations is that
TLS Online TPP Program

#Question id: 10255

#SCPH05 I Biotechnology

In sucrose synthase combines sucrose with UDP to produce fructose and UDP-glucose in the cytosol. What is the function of UDP-glucose pyrophosphorylase?
TLS Online TPP Program

#Question id: 414

#SCPH01 Biochemistry

The hydrolysis of phosphoenolpyruvate proceeds with a DG'° of about –62 kJ/mol. The greatest contributing factors to this reaction are the destabilization of the reactants by electostatic repulsion and stabilization of the product pyruvate by:
TLS Online TPP Program

#Question id: 2279

#SCPH01 Biochemistry

Mitochondrial enzymes for oxidative metabolism are