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Lipid and Carbohydrates

  •  English    15     Public
    11 AS Level
  •   Study   Slideshow
  • (TRUE or FALSE?) Lipids are organic molecules which are insoluble in water.
    TRUE
  •  10
  • The behavior of lipids that is afraid of water is called ......
    Hydrophobic
  •  10
  • Organic solvents of lipids?
    chloroform or benzene
  •  10
  • Phospholipids that have only two fatty acid chains is called ........
    diacylglycerol.
  •  15
  • (TRUE or FALSE) A phospholipid is similar to a fat molecule but has only two fatty acids attached to glycerol rather than three.
    True
  •  10
  • The phosphate group and its attachments form a .................. head that has an affinity for water.
    Hydrophilic/polar
  •  10
  • A large biological molecule such as a protein, polysaccharide or nucleic acid is called .......
    macromolecule / polymer
  •  10
  • Three elements of all carbohydrates.
    C, H, O
  •  10
  • An example of pentoses.
    ribose / deoxyribose
  •  15
  • The form of glucose where the hydroxyl group (–OH), on carbon atom 1, is above the ring is known as .....
    Beta glucose
  •  10
  • glucose + glucose? 9 = ................................
    Maltose
  •  15
  • –OH is known as a ...... group
    Hydroxyl
  •  10
  • An example of hexoses.
    glucose/ fructose / galactose
  •  10
  • The three main groups of carbohydrates.
    monosaccharides, disaccharides and polysaccharides
  •  10
  • A sugar molecule consisting of two monosaccharides joined together by a glycosidic bond.
    Disaccharide
  •  10