TLS Online TPP Program

#Question id: 28060


The peptide bond in proteins is 

#Unit 1. Molecules and their Interaction Relevant to Biology
  1. only found between proline residues.
  2. usually cis unless proline is the next amino acid.
  3. usually trans unless proline is the next amino acid.
  4. is planar because of steric hinderance.
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TLS Online TPP Program

#Question id: 22024

#Unit 1. Molecules and their Interaction Relevant to Biology

Some of the statements regarding competitive inhibition are given below
a)  The effect of a competitive inhibitor depends on the inhibitor concentration, the substrate       concentration and the relative affinities of the substrate and the inhibitor for the enzyme.
b) if the substrate concentration is low, the degree of inhibition will be great.
c) the substrate concentration is high, then the degree of inhibition will be marked low
d) non-competitive inhibitor can combine with an enzyme molecule to produce a dead-end complex
Choose the incorrect statement

TLS Online TPP Program

#Question id: 22025

#Unit 1. Molecules and their Interaction Relevant to Biology

The Lineweaver-Burk equation in the presence of a competitive inhibitor will be: and Lineweaver-Burk plot showing the effect of competitive inhibition are shown
       
                      
What will be the value of X and X’ for above graph

TLS Online TPP Program

#Question id: 22060

#Unit 1. Molecules and their Interaction Relevant to Biology

Km can be calculated from two ways from Lineweaver-Burk equation, choose the most appropriate one

TLS Online TPP Program

#Question id: 28158

#Unit 1. Molecules and their Interaction Relevant to Biology

competitive inhibition may be

a. linear

b. parabolic

c. hyperbolic

d. zig-zag

TLS Online TPP Program

#Question id: 31323

#Unit 1. Molecules and their Interaction Relevant to Biology

  A plot of V/[S] versus V is generated for an enzyme catalyzed reaction, and a straight line is obtained. Which is incorrect

TLS Online TPP Program

#Question id: 31348

#Unit 1. Molecules and their Interaction Relevant to Biology

Which one of the following is not correct statement?