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#Question id: 669


Ramachandran determined the ʺallowedʺ values of the phi and psi angles primarily by considering ________.

#1. Molecules and their Interaction Relevant to Biology
  1. pKa values of the amino acids 

  2. the hydropathy of amino acids

  3. steric hindrance    

  4. hydrogen bonding effects


Answer:- Option(s): 3


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#Question id: 5229

#11. Evolution and Behavior

Two eukaryotic proteins have one domain in common but are otherwise very different. Which of the following processes is most likely to have contributed to this phenomenon?

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#Question id: 9216

#9. Diversity of Life Forms

Which of the following criteria have to be met for a species to qualify as invasive?

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#Question id: 12374

#10. Ecological Principles

The process in which pioneer species colonize a bare substrate such as rock, sand, or glacial till is known as

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#Question id: 8923

#9. Diversity of Life Forms

Which of these genetic processes may be most helpful in accounting for the Cambrian explosion?

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#Question id: 558

#1. Molecules and their Interaction Relevant to Biology

In a plot of l/V against 1/[S] for an enzyme-catalyzed reaction, the presence of a competitive inhibitor will alter the:

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