Water's Role in Living Cells Quiz

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Questions and Answers

Which of the following is true about the function of a protein?

  • The function of a protein is determined by its taste
  • The function of a protein is determined by its color
  • The function of a protein is determined by its shape (correct)
  • The function of a protein is determined by its size

What can a single change in one amino acid cause?

  • A change in protein shape (correct)
  • A change in protein taste
  • A change in protein color
  • A change in protein size

Which disease is caused by a single change in one amino acid from acidic to non-polar?

  • Sickle cell anemia (correct)
  • Alzheimer's disease
  • Hemophilia
  • Cystic fibrosis

Which of the following properties of liquid water make it an excellent solvent for living cells?

<p>Hydrogen bonds between water molecules break and form randomly (B)</p> Signup and view all the answers

Which type of bonds within water molecules break and form randomly?

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

What type of exoplanet is K2-18 b?

<p>A habitable exoplanet (B)</p> Signup and view all the answers

What property of water explains why icebergs float and why lakes freeze from the top down?

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

What property of water allows it to act as a solvent?

<p>Sphere of hydration (B)</p> Signup and view all the answers

What property of liquid water allows capillary flow?

<p>Adhesion (C)</p> Signup and view all the answers

What determines the state (solid, liquid, or gas) of water?

<p>Hydrogen bonding between water molecules (D)</p> Signup and view all the answers

Which telescope detected the exoplanet K2-18 b?

<p>James Webb Telescope (A)</p> Signup and view all the answers

What type of planet is K2-18 b classified as?

<p>Rocky planet (D)</p> Signup and view all the answers

What property of water explains the phenomenon of icebergs and ice on lakes?

<p>Hydrogen bonds (C)</p> Signup and view all the answers

What type of bonds between water molecules determine its state as solid, liquid, or gas?

<p>Hydrogen bonds (A)</p> Signup and view all the answers

What property of water allows capillary flow?

<p>Adhesion (C)</p> Signup and view all the answers

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