Which of the following statements about evolution of behavior is correct?

A) Natural selection will favor behavior that enhances survival and reproduction.

B) An animal may show behavior that maximizes reproductive fitness.

C) If a behavior is less than optimal, it is not completely evolved but will eventually,become optimal.

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#Question id: 27077

#Unit 1. Molecules and their Interaction Relevant to Biology

The van der Waals interaction as a function of interatomic distance r (on x axis) which of the following graph is correctly representing the relation between attractive and repulsive region vs interatomic distance r

TLS Online TPP Program

#Question id: 27078

#Unit 1. Molecules and their Interaction Relevant to Biology

The combined repulsive and attractive van der Waals terms are described by plots of the potential energy as a function of interatomic separation distance

Which of the following's assumptions can be drawn from given graph related phenomenon

1. As the interatomic distance increases attractive forces act dominantly by the factor of 1/r¹² 

2. As the interatomic distance increases attractive forces act dominantly by the factor of 1/r⁶ 

3. As the interatomic distance decreases repulsive forces act dominantly by the factor of 1/r⁶ 

4. As the interatomic distance decreases repulsive forces act dominantly by the factor of 1/r¹² 

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#Question id: 27079

#Unit 1. Molecules and their Interaction Relevant to Biology

The van der Waals interaction as a function of interatomic distance r, then which of the following equation is correct 

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#Question id: 27080

#Unit 1. Molecules and their Interaction Relevant to Biology

Choose the correct statement about Vander-wall interaction  

1. Van der Waals potential (E_vdw) is the sum of all interactions over all atoms

2. Van der Waals potential (E_vdw)  is calculated by

3. This type of interaction is often called a 6–12 interaction, or the Leonard Jones potential.

4. Van der Waals forces are extremely weak, especially when compared with other forces influencing protein conformation

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#Question id: 27081

#Unit 1. Molecules and their Interaction Relevant to Biology

Which of the following is correctly describing the A dihedral angle or torsion angle 

TLS Online TPP Program

#Question id: 27082

#Unit 1. Molecules and their Interaction Relevant to Biology

Choose the incorrect statement regarding β -turns