Chapter 2 Jeopardy

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Chapter 2 Jeopardy click here to start
2
Atoms
Water
Organic 1
Organic 2
Enzymes
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True or False?an element is made up of more than
one kind of atom
Answer

• False

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4
an atom that gains or loses one or more electrons
Answer

• ion

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5
the type of bond that forms between two
oppositely charged ions
Answer

• ionic bond

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6
the type of bond that forms when two atoms share
a pair of electrons
Answer

• covalent bond

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7
the number of electrons in the outer shell of an
atom of beryllium
4 Be 9.0122
Answer

• 2

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8
the number of neutrons in an atom of beryllium
4 Be 9.0122
Answer

• 5

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9
has a pH less than 7
Answer

• an acid

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10
the solvent in a solution of water and sugar
Answer

• water

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11
oil water do not mix because water is polar and
oil is _______
Answer

• nonpolar

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12
substance found in cells that helps them resist
changes in pH
Answer

• buffer

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13
the attraction between two different polar
molecules
Answer

• adhesion

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14
property that allows water striders to walk on
water
Answer

• high surface tension

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15
the element common to all organic compounds
Answer

• carbon

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16
the four major groups of organic molecules

• carbohydrates,
• lipids, proteins,
• nucleic acids

Answer
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17
two types of nucleic acids
Answer

• DNA RNA

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group of organic molecules that contains fats
waxes
Answer

• lipids

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19
group of organic molecules that contains
polysaccharides
Answer

• carbohydrates

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20
type of fatty acids found in oils
Answer

• unsaturated

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21
molecule that stores hereditary information
Answer

• DNA

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22
most enzymes belong to this group of organic
molecules
Answer

• proteins

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made of long chains of amino acids
Answer

• proteins

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24
building blocks of nucleic acids
Answer

• nucleotides

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25
carbohydrate made of glucose and fructose (aka
table sugar)
Answer

• sucrose

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26
molecule in animals that stores glucose
Answer

• glycogen

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27
the substance on which an enzyme acts
Answer

• substrate

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28
the place on an enzyme where the substrate binds
Answer

• active site

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29
two conditions that affect enzyme function
Answer

• temperature pH

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30
which line shows a reaction that probably
occurred in the presence of an enzyme?
Answer

• the red line

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31
amount of energy needed to start a chemical
reaction
Answer

• activation energy

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32
how enzymes speed up the rate of a chemical
reaction

• lower the
• activation energy

Answer
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