Biology Ch. 2
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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monomer | A subunit that is part of a whole
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chemical reaction | Changes substances to different substances by making and breaking chemical bonds
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polymer | A large molecule made of many monomers bonded together
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ion | An atom that has gained or lost one or more electrons
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product | The substances made by a chemical reaction
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reactant | What enters a chemical reaction
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molecule | this is two or more atoms joined together by chemical bonds
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compound | two different elements bonded together
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hydrogen bond | attraction between a slightly positive hydrogen atom and a slightly negative atom
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base | A compound that removes H+ ions from a solution
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cohesion | The attraction among molecules of the same substance
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pH | A scale that measures the H+ concentration of a solution
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enzyme | the catalyst for chemical reactions in living things
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acid | compound that donates a proton (H+) when dissolved in a solution
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element | substance made of only one type of atom that cannot be broken down by chemical means
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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Created by:
Mr.Devine
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