Monomers and polymers Quiz
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5 questions, one answer each
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1. Which statement defines a polymer?
- A. A small molecule that is the unit of a larger one
- B. A molecule made from a large number of monomers joined together
- C. A molecule made from two sugars only
- D. A molecule that is broken down by water
2. What is eliminated in a condensation reaction?
- A. Carbon dioxide
- B. Oxygen
- C. A molecule of water
- D. A molecule of ATP
3. Which are all examples of monomers?
- A. Starch, glycogen, cellulose
- B. Monosaccharides, amino acids, nucleotides
- C. DNA, RNA, protein
- D. Glycosidic, peptide, ester bonds
4. A polypeptide of 30 amino acids is fully hydrolysed. How many water molecules are used?
- A. 30
- B. 31
- C. 29
- D. 60
5. Why can a human reuse the amino acids from a bacterial protein?
- A. Bacterial amino acids are different but can be changed
- B. All organisms use the same twenty amino acids, so the biochemical basis of life is similar
- C. Bacteria make only monosaccharides
- D. Human cells cannot build their own proteins