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2 pH
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3 Vitamins
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4 Enzymes
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5 Macromolecules
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6 Scientific Method
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7 Miscellaneous
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9 To test the amount of acid in pond water, you would use the ___ scale.
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10 pH
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11 0-6 on the pH scale represents a(an)____.
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12 acid
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13 8-14 on the pH scale represents a(n) _____.
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14 base
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15 Hydrogen ions are given off by ___, and hydroxide ions are given off by ____.
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16 Acids, bases
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17 Explain how pH changes the activity of enzymes.
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18 Enzymes work at a specific pH.
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19 How do we benefit from vitamin C?
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20 It aids in wound healing.
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21 Which vitamin aids in bone growth?
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22 Vitamin D
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23 Do vitamins & minerals help or slow down enzyme reactions?
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24 They assist in enzyme reactions.
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25 Name 2 ways a body can get the required amount of vitamins?
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26 Proper eating and Supplements
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27 Which vitamin is named after an old cartoon?
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28 Flinstones
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29 Name the two parts of an enzyme.
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30 Enzyme and substrate
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31 Where do the substrate and enzyme attach?
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32 Active site
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33 Decreasing the temperature during and enzyme reaction will _______ the reaction.
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34 decrease
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36 What is the role of the enzyme?
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37 To speed up a chemical reaction.
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38 Enzymes such as amylase can break down starches into ______ _______.
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39 Simple sugars
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40 Which organic molecule functions as an enzyme & provides structure?
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41 Protein
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42 Living things are composed of BOTH _________ & __________ matter.
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43 Organic & inorganic
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44 Which organic compound is a long term energy source & makes up membranes?
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45 lipids
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46 Mineral salts and water are inorganic. Why?
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47 They don’t contain carbon.
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48 Nucleic acids carry _____ information and carbohydrates have subunits called ______.
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49 Genetic monosaccarides
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50 The ------ variable is the variable that changes in the beginning of the experiment.
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51 independent
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52 What is the purpose of repeated trials in an experiment?
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53 Repeating steps gives you a more accurate result.
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54 Which axis is vertical (up and down) and gets labeled with dependent variable?
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55 y
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56 While changing the amount of baking soda in 5 different test tubes, the balloons diameter increased each time. What is the dependent variable?
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57 Diameter of balloon
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59 Give an example of a control group and controlled variables.
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60 Control group - Testing group A with no caffeine. Controlled variables – same test and time for both groups
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61 Water has an unequal distribution of charges; therefore it is ________.
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62 polar
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63 To maintain a constant internal environment.
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64 homeostasis
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65 Water does not contain carbon; therefore it is ________.
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66 inorganic
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67 Which part of the plant makes glucose?
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68 chloroplasts
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69 Why does decreasing the temperature during a enzyme reaction, or changing the pH, decrease the rate of reaction?
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70 Enzymes only work at a specific pH and temperature.
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