Lesson 1.2C Vocabulary Words
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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lipids | include steroids, such as the sex hormones and cholesterol, fats and oils, which act as energy storage molecules in organisms, ______ are unable to dissolve in water because they are neutral (non-polar)
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neutral fats | another term for triglycerides (fats and oils) but the neutral means the molecule is non-polar or neutral
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phospholipids | are a class of lipids that are a major component of all cell membranes as they can form lipid bilayers.
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saturated fatty acids | solid at room temperature (e.g., lard and butter); they have the maximum number of hydrogens on the fatty acid chains
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steroids | has a backbone of four fused carbon rings, each one differing primarily by the functional group attached to it, and by the arrangements if the rings; hormones such as estrogen, aldosterone, and testosterone are steroids
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triglycerides | triglycerides are made of one glycerol and three fatty acid molecules; the fatty acids are long chains of carbon atoms with hydrogen atoms attached, and end with the acidic group COOH
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unsaturated fatty acids | liquids at room temperature (e.g., olive and peanut oils); these molecules have double bonds between any two carbon atoms that have less than two hydrogens attached to them
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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.
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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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