Micro Test 1 Part 1

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  1. a special part of the nucleus where RNA is made is called _____.
  2. give 4 examples of fuctional groups.
    • carboxyl (COOH)
    • amino (NH3)
    • phosphate (PO4)
    • hydroxyl (OH)
  3. what are the four major types of organic molecules and what are their builiding blocks?
    • carboyhydrates- monosaccharides
    • lipids- fatty acids
    • proteins- amino acids
    • nuleic acids- nucleotides
  4. two examples of sturctural carbohyrates are _____ and _____.
    • chitin
    • cellulose
  5. two examples of energy-storage carbohydrates are _____ and ____.
    • starch
    • glycogen
  6. gluecose and frutose have the same chemical formula but they do not live the same chemical lives. molecules such as these are called _____.
  7. a glycosidic bond is a covalent bond linking ______.
  8. a peptide bond is a covalent bond linking ______.
    amino acids
  9. what is a triglyeride?
    three fatty acids bonded to a glyccerol
  10. why do fats have more calories than carbs?
    more C-H bonds
  11. what is the difference between liquid and solid fats?
    • solids are saturated (straight molecules)
    • liquids are unsaturated (bent molecules)
  12. what does it mean to be unsaturated?
    unsaturated means to have double bond between carbons
  13. the difference between a triglyeride and a phospholipid is ________
    phospholipid has two fatty acids and on phosphate bonded to a gylerol which causes it to have a hyrdophobic end and hydrophillic end
  14. why do phospholipids make good cell membranes?
    they ball up in water
  15. what are the three important characteristics of an enzyme?
    • 1) lowers the energy of activation
    • 2) specific
    • 3) doesn't change in the reaction
Card Set:
Micro Test 1 Part 1
2015-06-04 17:41:13

Micro Test 1
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