Biochemistry: Macromolecules Part 1

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Presentation transcript:

Biochemistry: Macromolecules Part 1 AP Biology Biochemistry: Macromolecules Part 1

Dehydration and Hydrolysis Reactions Short polymer Unlinked monomer Dehydration removes a water molecule, forming a new bond Longer polymer Dehydration reaction in the synthesis of a polymer Hydrolysis adds a water molecule, breaking a bond Hydrolysis of a polymer

Carbohydrates See the Carbonyls and Hydroxides?

Dehydration reactions in Carbohydrates reaction in the synthesis of maltose 1–4 glycosidic linkage Glucose Glucose Maltose Dehydration reaction in the synthesis of sucrose 1–2 glycosidic linkage Glucose Fructose Sucrose

Carbohydrate Energy Storage

Cellulose in Plant Cell Walls Cellulose microfibrils in a plant cell wall Cell walls Microfibril 0.5 µm Plant cells Cellulose molecules b Glucose monomer

Chitin

Lipids

Ester Linkage and Lipids Fatty acid (palmitic acid) Glycerol Dehydration reaction in the synthesis of a fat

Triglycerol molecule Ester linkage

Saturated vs. Unsaturated

Phospholipid of cell membranes

Cell Membranes

Waxes

Steroid Structure

LE 4-9 Estradiol Female lion Testosterone Male lion

Cell Membranes

Lipid storage

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