| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | cell theory | Eastern European countries | The principles of cell theory have contributed to advancements in biotechnology and genetic research. | 1 |
| 2 | cellulose | Europe | Used as a source of fiber in food and often found in paper and textile production | 1 |
| 3 | cellulose | Europe | Commonly used as a dietary fiber supplement in health foods and supplements. | 1 |
| 4 | skin cell | Europe | Skin cells are shed regularly and the turnover is a normal part of skin health and renewal. | 1 |