Biochemistry: Hydrogen Bonds and Biomolecules Quiz
12 Questions
0 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to Lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What type of bonds are formed between the hydroxyl group of an alcohol and water?

  • Covalent bonds
  • Hydrogen bonds (correct)
  • Ionic bonds
  • Van der Waals interactions

What is the main factor behind protein folding and protein-protein association?

  • The hydrophobic effect (correct)
  • Van der Waals interactions
  • Ionic interactions
  • Hydrogen bonds

Why does ice float on water?

  • Ice has a lower entropy than liquid water
  • Ice has a higher density than liquid water
  • Ice forms a regular lattice with low entropy (correct)
  • Ice contains hydrogen bonds that push it up

What type of interaction dominates at very short distances in van der Waals interactions?

<p>Repulsive force (D)</p> Signup and view all the answers

What is the source of the unique properties of water?

<p>Hydrogen bonds with non-polar substances (D)</p> Signup and view all the answers

What is one of the main factors behind the binding of steroid hormones to their receptors?

<p>The hydrophobic effect driving association (D)</p> Signup and view all the answers

Which of the following properties primarily depends on the chemical nature of the solute?

<p>Viscosity (B)</p> Signup and view all the answers

What is the primary driving force behind the formation of micelles from lipid molecules in water?

<p>The hydrophobic effect (B)</p> Signup and view all the answers

What property of water allows for the dissolution of polar molecules like ammonia and hydrogen sulfide?

<p>The presence of partial charges (dipoles) in water molecules (A)</p> Signup and view all the answers

According to the equation $\Pi = iRT(c)$, what factor affects the osmotic pressure of a solution?

<p>All of the above (D)</p> Signup and view all the answers

In the context of enzyme binding sites, what property of water contributes to the binding of hydrophobic substrates and ligands?

<p>The formation of ordered water cages around hydrophobic molecules (A)</p> Signup and view all the answers

Which of the following statements best describes the role of the hydrophobic effect in drug design?

<p>Many drugs are designed to take advantage of the hydrophobic effect by incorporating hydrophobic moieties that can bind to hydrophobic sites in targets. (A)</p> Signup and view all the answers

More Like This

Biochemistry: Hydrogen Bonds and Biomolecules
10 questions
Protein Structure and Hydrogen Bonds
26 questions
Understanding Hydrogen Bonds
0 questions
Biochemistry Quiz on Water Properties
7 questions
Use Quizgecko on...
Browser
Browser