Quiz for:
The Biological Importance of Weak Interactions

Question 1

How many electrons does the octet rule suggest atoms prefer to have in their valence shell?

Question 2

Which type of Van der Waals interaction occurs between two molecules with permanent dipoles?

Question 3

What are dipole-induced dipole interactions a type of?

Question 4

During protein folding, which type of interaction helps stabilize the protein’s structure by minimizing water interaction?

Question 5

Which type of atoms are typically involved in hydrogen bonds due to high electronegativity?

Question 6

Non-covalent interactions are weak individually but significant because of their:

Question 7

In amino acids, what kind of electrostatic interaction might occur between lysine and glutamate?

Question 8

What type of bond is exemplified by the interaction between sodium (Na) and chlorine (Cl)?

Question 9

Which type of weak interaction involves electrostatic attractions between charged particles?

Question 10

In DNA base pairing, how many hydrogen bonds connect cytosine (C) to guanine (G)?

Question 11

Which weak interaction is essential for the double helical structure of DNA?

Question 12

Which weak interaction depends on temporary regions of charge that develop in molecules?

Question 13

Which of the following interactions is strongest in a vacuum but weaker in aqueous environments?

Question 14

How do nonpolar molecules behave in aqueous environments due to hydrophobic interactions?

Question 15

What is a characteristic of atoms like oxygen and nitrogen that allows them to form hydrogen bonds?