front 1 An atom with a mass number of 18 that contains 10 neutrons would have an atomic number of ___ | back 1 8 |
front 2 Matter exists in three forms: | back 2 solids, liquids, gases |
front 3 The building blocks of carbohydrates are the monomers ______ while the building blocks of proteins are the monomers _______ | back 3 monosaccharides
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front 4 T/F
| back 4 True |
front 5 T/F
| back 5 False
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front 6 T/F
| back 6 True |
front 7 Which of the following would be considered a compound?
| back 7 C6H12O6 and CH4
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front 8 The monosaccharides glucose and fructose combine to form the disaccharide sucrose by a process known as | back 8 dehydration synthesis |
front 9 Which of the following is not a function of proteins? | back 9 store energy |
front 10 Which of the following organic compounds are classified as lipids?
| back 10 2, 3, 5
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front 11 A compound dissociates in water and forms a cation other than H+ and an anion other than OH-. This substance most likely is:
| back 11 salt |
front 12 Which statements are TRUE regarding ATP?
| back 12 1, 2, 3 and 4
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front 13 During the course of analyzing a chemical, a chemist determines that the chemical is composed of carbon, hydrogen, and oxygen in the proportion 1 C to 2 H to 1 O. Chemical is probably: | back 13 a monosaccharide |
front 14 An abundant polar covalent molecule that serves as a solvent, has a high heat capacity, creates high surface tension, and serves as a lubricant: | back 14 water |
front 15 a substance that dissociates into one or more hydrogen ions and one or more anions | back 15 acid |
front 16 a substance that dissociates into cations and anions, neither of which is a hydrogen ion or hydroxyl ion | back 16 salt |
front 17 a proton acceptor | back 17 base |
front 18 a measure of hydrogen ion concentration | back 18 pH |
front 19 a chemical compound that can convert strong acids and bases into weak ones | back 19 buffer |
front 20 a catalyst for chemical reactions that is specific, efficient and under cellular control | back 20 enzyme |
front 21 a single-stranded compound that contains a five-carbon sugar, and the bases adenine, cytosine, guanine and uracil | back 21 RNA |
front 22 a compound that functions to temporarily store and then transfer energy liberated in exergonic reactions to cellular activities that require energy | back 22 ATP |
front 23 a double stranded compound that contains a five-sugar carbon, the bases adenine, thymine, cytosine and guanine and the body's genetic material | back 23 DNA |
front 24 a charged atom | back 24 ion |
front 25 a charged atom with an unpaired electron in its outermost shell | back 25 free radical |