A. The kinetics of DNA reassociation after a genome has been denatured distinguish sequences by their frequency of repetition in the genome.

B. Polypeptides are generally encoded by sequences in nonrepetitive DNA.

C. Larger genomes within a taxonomic group do not contain more genes but have large amounts of repetitive DNA.

D. A large part of moderately repetitive DNA may be made up of transposons.

Find the correct combination of true and false statements

TLS Online TPP Program

#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 

TLS Online TPP Program

#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

TLS Online TPP Program

#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

TLS Online TPP Program

#Question id: 27083

#Unit 1. Molecules and their Interaction Relevant to Biology

Which of the following is correctly describing the differences between β Turn type I & β Turn type II

(1) type I & II i + 1 values differ only in psi values 

(2) type I & II i + 1 values differ only in phi values 

(3) type I & II i + 2 values differ only in phi values 

(4) type I & II i + 2 values differ only in psi values

TLS Online TPP Program

#Question id: 27084

#Unit 1. Molecules and their Interaction Relevant to Biology

How many bonded atoms are required to constitute a dihedral (torsion) angle, such as phi or psi?