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10 Cards in this Set
- Front
- Back
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what 3 subatomic particles make up an atom
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proton +
neutron neutral electron - |
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what happens to an atom when it gains an electron
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it becomes a negatively charged ion
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what does a chemical formula like h2o tell you
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it is a compound of 2 hydrogen atoms for each atom of oxygen
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what happens in a chemical reaction
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particles charge and move
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how is genetic info stored in a cell
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stored in nucleus
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what is dna, what is it's function, what does it look like
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genetic information
guides the cell to make new proteins that determine all of our biological traits |
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what is the main function of lipids
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storing energy
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main function of proteins
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to dissolve other nutrients
to provide energy to store energy to control chemical reactions |
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what makes water polar
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uneven distribution of electrons between the oxygen and hydrogen atoms
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cataylsts
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increases the rate of virtually all the chemical reactions within cells
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