Question 1
淀粉(starch)是由哪种单糖(monosaccharide)聚合而成的多糖?
- A葡萄糖(glucose)
- B果糖(fructose)
- C半乳糖(galactose)
- D核糖(ribose)
Answer: A. 葡萄糖(glucose)
淀粉是由许多葡萄糖分子通过糖苷键聚合而成的多糖,是植物细胞中重要的储能物质。果糖是蔗糖的组成成分,半乳糖是乳糖的组成成分,核糖是RNA的组成成分。
UEC Senior 1 · Biology
高一Biology · 生物分子 (Biomolecules)
生物分子 (Biomolecules) is part of the UEC Senior 1 Biology syllabus. Practice the MCQs here to sharpen your exam technique — each question comes with a worked explanation.
Free sample questions
Question 1
Answer: A. 葡萄糖(glucose)
Question 2
Answer: B. 氨基酸(amino acid)
Question 3
Answer: A. H、O
Question 4
Answer: A. 脱氧核糖核酸
Question 5
Answer: C. 水
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