5 Written Questions

1. Plated or helical (twisted) structure of amino acids
2. A type of lipid that makes up the cell membrane.
3. Makes up proteins, Have covalent bonds called peptide bonds
4. milk sugar a disaccharide
5. Gives strength and rigidity to a plant cell.

5 Matching Questions

1. Substrate
2. Fatty Acid
3. monosaccharide
4. carbohydrates
5. monomers

1. a the smaller units of macromolecules
2. b Reactant of enzyme - catalyzed reactants
3. c Sugar molecules (monosaccharides and polysaccharides). Starch. It is a key source of energy; Organic compounds made of carbon, hydrogen, oxygen, Formula - CH2O,
4. d Type of lipid, A long, straight hydrocarbon chain with a carboxyl group attached at one end
5. e Contains carbon, hydrogen, and oxygen in a 1:2:1 ratio.

5 Multiple Choice Questions

1. Sugar, found in fruits, is a monosaccharide
   1. lactose
   2. protein
   3. Cellulose
   4. fructose
2. The 3 dimensional folded structure of a polypeptide or protein molecule
   1. Secondary Structure
   2. Quaternary Structure
   3. Tertiary Structure
   4. Triglyceride
3. Organic compounds formed mainly from carbon, hydrogen, nitrogen and oxygen; Formed from monomers called amino acids; temperature and pH can affect the shape and structure of this. Ex. egg.
   1. fructose
   2. lactose
   3. protein
   4. lipid
4. A complex molecule made of three or more monosaccharides.(Examples: Glycogen, starch, cellulose)
   1. Polysaccharide
   2. disaccharide
   3. Polypeptide
   4. monosaccharide
5. Fatty components made of Carbon, Hydrogen and Oxygen; Examples: Fatty acids, Oils and Waxes; Does not dissolve in water; Stores Energy
   1. Dipeptide
   2. protein
   3. lipid
   4. Starch

5 True/False Questions

1. Nucleotides → two amino acids bonded together

   True        False

2. Quaternary Structure → Two or more polypeptide chains jumbled to

   True        False

3. Dipeptide → Long chain of amino acids, two or more of these can create a protein

   True        False

4. disaccharide → A complex molecule made of three or more monosaccharides.(Examples: Glycogen, starch, cellulose)

   True        False

5. Triglyceride → A type of lipid in which the macromolecule is composed of three molecules of fatty acids joined to a glycerol molecule

   True        False