Cellular Biology Quiz

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Questions and Answers

What are the building blocks of lipids discussed in Lecture 1?

  • Amino acids
  • Fatty acids (correct)
  • Monosaccharides
  • Nucleotides

Which lipid structure is associated with triglycerides?

  • Steroid
  • Wax
  • Phospholipid
  • Triglyceride (correct)

What are the stabilizing factors of the phospholipid bilayer discussed in Lecture 2?

  • Hydrophilic, ionic, covalent bonds
  • London dispersion forces, metallic bonding, ionic interactions
  • Hydrophobic, van der Waals, electrostatic interactions (correct)
  • Hydrogen bonding, metallic bonding, dipole-dipole interactions

What type of lipids are discussed as part of membrane lipids in Lecture 2?

<p>Phospholipids and glycolipids (D)</p> Signup and view all the answers

What diagnostic tests for obesity are mentioned in Lecture 1?

<p>BMI, Waist Circumference (B)</p> Signup and view all the answers

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Study Notes

Lipid Building Blocks

  • Glycerol and fatty acids are the building blocks of lipids

Triglyceride Structure

  • Triglycerides are associated with a glycerol backbone bonded to three fatty acid chains

Phospholipid Bilayer Stability

  • Hydrophobic interaction between non-polar fatty acid tails
  • Van der Waals forces between hydrocarbon chains
  • Hydrogen bonding between phosphate heads and water molecules

Membrane Lipids

  • Phospholipids are a type of lipid that make up membrane lipids

Diagnostic Tests for Obesity

  • Body Mass Index (BMI)
  • Waist-to-hip ratio

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