A level biology α-glucose and β–glucose and their polymers, glycogen, starch and cellulose
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- Question 1 of 25
1. Question
What term is used to describe a molecule with different orientations?
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2. Question
Which is the better description of α-glucose?
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3. Question
Which is the better description of β-glucose?
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4. Question
Which isomer joins by a condensation to form cellulose?
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5. Question
Which isomer joins by a condensation to form glycogen and starch?
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6. Question
Which of the following are formed by the condensation of α-glucose? 1. Cellulose 2. Starch 3. Glycogen 4. Fructose
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7. Question
Which of the following are formed by the condensation of β-glucose? 1. Cellulose 2. Starch 3. Glycogen 4. Fructose
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8. Question
Which type of glycosidic bonds are seen in glycogen?
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9. Question
Which of the following is formed from alternately rotated β-glucose molecules?
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10. Question
Which of the following is formed from entirely straight, unbranched chains?
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11. Question
Which of the following has the strongest structure?
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12. Question
Which of the following has the most highly branched structure?
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13. Question
Which type of glycosidic bonds are seen in the amylose molecule that makes up starch?
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14. Question
Which statement is not correct regarding amylose?
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15. Question
Which types of the following types of bond are seen in the amylopectin molecule that makes up starch? 1. 1-2 glycosidic bonds 2. 1-4 glycosidic bonds 3. 1-6 glycosidic bonds 4. 3-6 glycosidic bonds
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16. Question
What structural feature of glycogen allows for the fast breakdown of the molecule during respiration?
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17. Question
What type of bond holds together the β-glucose chains that make up cellulose?
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18. Question
Which of the following is not true about cellulose?
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19. Question
Which type of reaction breaks down glycogen for respiration?
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20. Question
Which molecule is found in the cell wall of plant cells?
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21. Question
Which molecule is branched?
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22. Question
Which is the best description of glycogen?
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23. Question
Which is the best description of cellulose?
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24. Question
Which is the best description of amylopectin?
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25. Question
Which molecule forms fibres?
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