TLS Online TPP Program

#Question id: 135


 Concentrations of some proteins cannot be estimated by UV spectrophotometry because they are

#Unit 1. Structure and Function of Biomolecules
  1. high in non-absorbing amino acids.

  2. low in tryptophan and tyrosine.

  3. low in protein.  

  4. high in aromatic amino acids.

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TLS Online TPP Program

#Question id: 650

#Unit 1. Structure and Function of Biomolecules

On the basis of hypothetical binding curve given below, which of the following statement is INCORRECT

TLS Online TPP Program

#Question id: 651

#Unit 1. Structure and Function of Biomolecules

Consider an enzyme catalysed reaction treated with inhibitor. Enzyme kinetic was analysed with Eadie Hofstee equation. A plot of V0 versus V0/[S] for an enzyme-catalyzed reaction is shown below. The control curve was obtained in the absence of inhibitor. Which effect is shown on the enzyme activity when an inhibitor is added to the reaction mixture?

TLS Online TPP Program

#Question id: 652

#Unit 1. Structure and Function of Biomolecules

Two proteins, X and Y, bind to the same ligand, A, with the binding curves shown below. Which of the statement is correct for the graph analysing two proteins?

TLS Online TPP Program

#Question id: 653

#Unit 1. Structure and Function of Biomolecules

For the enzyme-catalyzed reaction S ~ P, Keq = 5, which of the following curves best represents the change in [S] that occurs with time when S is added to a solution containing the appropriate enzyme?

TLS Online TPP Program

#Question id: 653

#Unit 1. Structure and Function of Biomolecules

For the enzyme-catalyzed reaction S ~ P, Keq = 5, which of the following curves best represents the change in [S] that occurs with time when S is added to a solution containing the appropriate enzyme?

TLS Online TPP Program

#Question id: 654

#Unit 1. Structure and Function of Biomolecules

Which pair represents different conformations?