| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | dna | Western biology education settings | The double helix structure of DNA was discovered by James Watson and Francis Crick | 1 |
| 2 | dna | biological science education in Western countries | Considered the fundamental unit of heredity and the basis of genetic research and biotechnology | 1 |
| 3 | dna | biology education in the Western world | Genetic material carrying hereditary information in living organisms | 1 |
| 4 | dna structure | western biology education | DNA double helix structure also taught in biology education | 1 |