lecture 2_upload

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    What are biomolecules?

    Essential components of living organisms.

    What are the four main types of biological macromolecules?

    Carbohydrates, proteins, lipids, nucleic acids.

    What is the empirical formula for carbohydrates?

    CnH2On.

    How do carbohydrates function in the body?

    They provide energy and structural support.

    What distinguishes saturated fats from unsaturated fats?

    Saturated fats have no double bonds; unsaturated fats do.

    What is the role of dehydration synthesis in macromolecules?

    It links monomers to form polymers.

    What happens during hydrolysis?

    Polymers are broken down into monomers.

    What are monosaccharides?

    Single sugar molecules and the building blocks of carbohydrates.

    What are disaccharides?

    Two monosaccharides linked by glycosidic bonds.

    What is lactose intolerance?

    Inability to digest lactose due to lack of lactase enzyme.

    What is the significance of cellulose?

    It provides structural support in plant cell walls.

    What are the main functions of lipids?

    Energy storage, insulation, and cushioning.

    How do trans fats affect health?

    They increase the risk of heart disease.

    What is the difference between alpha and beta glucose?

    They differ in the orientation of the hydroxyl group.

    What are the two forms of carbohydrates?

    Aldose and ketose.

    What is the primary energy source for cells?

    Glucose.

    What are the characteristics of triglycerides?

    They consist of glycerol and three fatty acids.

    What is the role of glycoproteins?

    They serve as identity markers on cell surfaces.

    What are the implications of high fructose corn syrup?

    It can lead to increased risk of diabetes and heart disease.

    What are the two types of starch?

    Amylose (linear) and amylopectin (branched).