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5 Written questions

5 Matching questions

  1. hydrophilic
  2. cholesterol
  3. monosaccharide
  4. hydrogen bond
  5. neutron
  1. a "water loving"
  2. b weak bond formed by the attraction of positively charged hydrogen atoms to negatively charged atoms
  3. c steroid molecule present in the plasma membranes of animal cells
  4. d single sugar molecule
  5. e neutral particle of an atom

5 Multiple choice questions

  1. describes a cell that does not have a nucleus or anyother membrane-covered organelles; also called bacteria.
  2. an unstable isotope of an element, which undergoes radioactive decay
  3. determines a molecule's function. is hydrphilic. includes the hodroxl, carboxyl, carbonyl, amino, phosphate groups.
  4. building blocks of polymers
  5. breaks down molecules by adding water to them

5 True/False questions

  1. isotopepositively charged particle of an atom


  2. scientific methodA research method whereby a problem is identified, a hypothesis stated, and hypothesis is tested


  3. amino acidbasic building blocks of protein molecules


  4. elementprotein substances that speed up chemical reactions.


  5. polymerslong chains of monomers


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