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| 1 | |
By definition, organic molecules must contain which of the following elements? |
| | A) | Nitrogen |
| | B) | Oxygen |
| | C) | Hydrogen |
| | D) | Carbon |
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| 2 | |
Which choice correctly lists the four classes of biomolecules? |
| | A) | Carbohydrates, proteins, lipids, and nucleic acids. |
| | B) | Monosaccharides, polysaccharides, monomers, and polymers. |
| | C) | Fats, oils, waxes, and steroids. |
| | D) | Carbohydrates, proteins, lipids, and amino acids. |
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| 3 | |
A functional group |
| | A) | always makes a molecule hydrophilic. |
| | B) | forms the backbone of all biomolecules. |
| | C) | can only be found in a sugar molecule. |
| | D) | is a specific combination of bonded atoms that always react in the same way, regardless of the carbon skeleton they are attached to. |
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| 4 | |
Small molecules are combined to form larger molecules via __________. This process is called __________. |
| | A) | hydrolysis reactions; synthesis |
| | B) | dehydration reactions; synthesis |
| | C) | hydrolysis reactions; degradation |
| | D) | dehydration reactions; degradation |
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| 5 | |
Larger molecules are broken down into their smaller subunits via __________. This process is called ___________. |
| | A) | dehydration reactions; synthesis |
| | B) | hydrolysis reactions; synthesis |
| | C) | hydrolysis reactions; degradation |
| | D) | dehydration reactions; degradation |
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