Term
What is the charge on a proton? |
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Definition
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Term
What are the three parts of an atom? |
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Definition
proton, neutron, electron |
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Term
What is the charge on an electron? |
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Definition
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Term
What is the charge on a neutron? |
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Definition
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Term
Which subatomic particle is the tiniest and lightest? |
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Definition
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Term
Which subatomic particles are the biggest and heaviest? |
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Definition
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Term
What is the smallest unit of matter? |
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Definition
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Term
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Definition
Two or more atoms connected together |
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Definition
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Definition
Two or more elements combined |
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Term
What holds the atoms together in a molecule? |
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Definition
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Term
What is the term for a really, really, really big molecule? |
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Definition
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Term
What makes up a water molecule? |
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Definition
two hydrogen atoms and one oxygen atom |
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Term
What makes up a carbon dioxide molecule? |
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Definition
one carbon atom and two oxygen atoms |
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Term
What elements are in glucose? |
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Definition
carbon, hydrogen, and oxygen |
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Term
Which is the biggest molecule: water, carbon dioxide, or glucose? |
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Definition
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Term
What are the four classes of biomolecules? |
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Definition
carbohydrates, proteins, lipids, nucleic acids |
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Term
What are the monomers of carbohydrates? |
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Definition
simple sugars/monosaccharides |
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Term
What are the monomers of proteins? |
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Definition
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Term
What are the monomers of lipids? |
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Definition
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Term
What are the monomers of nucleic acids? |
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Definition
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Term
What is the science vocabulary word for a simple sugar? |
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Definition
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Term
What is the science vocabulary word for a string of amino acids? |
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Definition
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Term
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Definition
A single piece of a macromolecule |
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Term
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Definition
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Term
What is the name of the chemical reaction that puts monomers together? |
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Definition
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Term
What is the name of the chemical reaction that breaks polymers apart? |
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Definition
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Term
What are the two functions of carbohydrates? |
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Definition
structure and easy-access energy storage |
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Term
What are the two functions of lipids? |
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Definition
structure and long-term energy storage |
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Term
What are some of the functions of proteins? (There are 7 categories) |
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Definition
structure, storage, communication, transport, contraction, defense, enzymes |
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Term
What is the function of a nucleic acid? |
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Definition
Store and transmit genetic information |
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Term
Which class of biomolecule is the most diverse, in terms of function? |
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Definition
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Term
Which class of biomolecule stores the most energy? |
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Definition
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Term
What is the scale on which we measure acids and bases? |
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Definition
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Term
What range of pH numbers represents acids? |
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Definition
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Term
What range of pH numbers represents bases? |
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Definition
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Term
What pH number represents a neutral substance? |
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Definition
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Term
What type of substance is represented by a pH of between 0 and 7? |
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Definition
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Term
What type of substance is represented by a pH of between 7 and 14? |
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Definition
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Term
What type of substance is represented by a pH of 7? |
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Definition
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Term
What is the only substance that will have a pH of exactly 7.0? |
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Definition
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Term
What is the science word for the starting compounds in a chemical reaction? |
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Definition
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Term
What is the science word for the ending compounds in a chemical reaction? |
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Definition
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Term
What is the most important characteristic of a protein? |
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Definition
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Term
What is the job of an enzyme? |
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Definition
Speed up chemical reactions |
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Term
To what class of biomolecules do enzymes belong? |
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Definition
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Term
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Definition
Speeds up chemical reactions |
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Term
True or false: An enzyme is a type of catalyst |
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Definition
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Term
True or false: All catalysts are enzymes. |
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Definition
False. Enzymes are organic (carbon based) catalysts. There are also some metals and non-organic molecules that are catalysts. |
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Term
What breaks or forms in chemical reactions? |
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Definition
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Term
In what type of reaction is energy released? |
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Definition
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Term
In what type of reaction is energy absorbed? |
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Definition
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Term
True or false: Any enzyme can work on any chemical reaction. |
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Definition
False (enzymes are very specific) |
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Term
True or false: Enzymes are re-usable |
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Definition
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Term
What is the science word for the reactants that an enzyme works on? |
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Definition
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Term
True or false: If a chemical reaction will NOT happen on its own, an enzyme will make the reaction happe. |
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Definition
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Term
DNA and RNA are examples of which class of biomolecules? |
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Definition
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Term
Glucose and starch are examples of which class of biomolecules? |
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Definition
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Term
Oils and waxes are examples of which type of biomolecules? |
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Definition
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Term
Which kind of fat has all of the hydrogen atoms it possibly can, and is therefore straight? |
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Definition
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