Biology 5090 · O Level · Biological molecules

Biological molecules — practice question

Both cellulose and glucose are carbohydrates. A cellulose molecule is a large molecule formed from a long chain of smaller glucose molecules. The length of one cellulose molecule is $0.01\,\text{mm}$. The length of one glucose molecule is $0.001\,\mu\text{m}$. How many glucose molecules are present in this cellulose molecule?

  • A$1 \times 10^2$
  • B$1 \times 10^3$
  • C$1 \times 10^4$
  • D$1 \times 10^5$

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