IGCSE Biology · Unit 1.3
Biological Molecules
Mrs. Brokes explores the molecules of life — carbohydrates, proteins, lipids and DNA. Chemistry in the service of living things.
Mrs. Brokes
Biology Teacher · Britannia High
Mrs. Brokes explores the molecules of life — carbohydrates, proteins, lipids and DNA. Chemistry in the service of living things.
Test your understanding — select the best answer for each question.