Clutch Prep is now a part of Pearson
All Chapters
Ch. 1 - Introduction to Biochemistry
Ch. 2 - Water
Ch. 3 - Amino Acids
Ch. 4 - Protein Structure
Ch. 5 - Protein Techniques
Ch. 6 - Enzymes and Enzyme Kinetics
Ch. 7 - Enzyme Inhibition and Regulation
Ch. 8 - Protein Function
Ch. 9 - Carbohydrates
Ch. 10 - Lipids
Ch. 11 - Biological Membranes and Transport
Ch. 12 - Biosignaling
Clutch Review 1: Nucleic Acids, Lipids, & Membranes
Clutch Review 2: Biosignaling, Glycolysis, Gluconeogenesis, & PP-Pathway
Clutch Review 3: Pyruvate & Fatty Acid Oxidation, Citric Acid Cycle, & Glycogen Metabolism
Clutch Review 4: Amino Acid Oxidation, Oxidative Phosphorylation, & Photophosphorylation
Fatty Acids
Fatty Acid Nomenclature
Omega-3 Fatty Acids
Sphingolipid Recap
Steroid Hormones
Lipid Vitamins
Comprehensive Final Lipid Map
Biological Membranes
Physical Properties of Biological Membranes
Types of Membrane Proteins
Integral Membrane Proteins
Peripheral Membrane Proteins
Lipid-Linked Membrane Proteins

Concept #1: Steroids

Concept #2: Cholesterol: our Most Abundant Steroid

Practice: Which of the following structures is a sterol?

A) A.

B) B.

C) C.

D) D.

Concept #3: Membrane Functions of Cholesterol

Practice: Cholesterol is essential for normal membrane functions because it:

A) Cannot be made by higher organisms, like mammals.

B) Spans the thickness of the entire bilayer.

C) Helps regulate membrane fluidity.

D) Catalyzes protein synthesis outside of the cell.

E) Plugs up the cardiac arteries of older men.

Practice: What is the effect of cholesterol in a membrane?

A) Increases membrane fluidity by preventing acyl chain packing.

B) Reduces membrane fluidity acyl chain movement.

D) Both a & b.

E) Neither a or b.