TLS Online TPP Program

#Question id: 10211


Which of the following mechanism is not involve in phtoprotection to plants?

#6. System Physiology – Plant
  1. Conversion of Violaxanthin to Zeaxanthin
  2. Scavenging systems such as carotenoids
  3. excised the D1 protein from PSII reaction center and degraded
  4. formation of photoproduct
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TLS Online TPP Program

#Question id: 410

#1. Molecules and their Interaction Relevant to Biology

For the reaction A -> B, the Keq' is 10^4.  If a reaction mixture originally contains 1 mmol of A and no B, which one of the following must be true?

TLS Online TPP Program

#Question id: 411

#1. Molecules and their Interaction Relevant to Biology

The reaction ATP -> ADP + Pi is an example of a reaction.

TLS Online TPP Program

#Question id: 412

#1. Molecules and their Interaction Relevant to Biology

All of the following contribute to the large, negative, free-energy change upon hydrolysis of “high-energy” compounds except:

TLS Online TPP Program

#Question id: 413

#1. Molecules and their Interaction Relevant to Biology

The hydrolysis of ATP has a large negative DG'°; nevertheless it is stable in solution due to:

TLS Online TPP Program

#Question id: 414

#1. Molecules and their Interaction Relevant to Biology

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: 414

#1. Molecules and their Interaction Relevant to Biology

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: