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5 Written questions

5 Matching questions

  1. electron
  2. lipid
  3. cholesterol
  4. hydrophobic
  5. isotope
  1. a atoms of the same element that have different numbers of neutrons in the nucleus
  2. b macromolecules used for energy storage, cell membranes, and waterproofing
  3. c "water hating"
  4. d steroid molecule present in the plasma membranes of animal cells
  5. e negatively charged particle of an atom

5 Multiple choice questions

  1. A polymer (chain) of many amino acids linked together by peptide bonds.
  2. covalent bond formed between amino acids
  3. sugar molecules (monosaccharides AND polysaccharides)
  4. property of a molecule with oppositely charged ends. because of it, water is able to dissolve many different substances
  5. A research method whereby a problem is identified, a hypothesis stated, and hypothesis is tested

5 True/False questions

  1. monosaccharideA double sugar, consisting of two monosaccharides joined by dehydration synthesis.

          

  2. disaccharideA double sugar, consisting of two monosaccharides joined by dehydration synthesis.

          

  3. elementlong chains of monomers

          

  4. dehydration synthesisA chemical reaction in which two molecules covalently bond to each other with the removal of a water molecule.

          

  5. monomersbuilding blocks of polymers