Researchers have discovered a type of organelle, a fundamental cellular structure, that can turn nitrogen gas into a form that is useful for cell growth. The discovery of the structure, called a ...

Cell the Unit of Life MCQs: All living things have one thing in common: their building blocks. Either unicellular or multicellular, all organisms are formed of cells. Thus, knowing a cell and its ...

Cells are the building blocks of all living organisms. Test your knowledge of the structure of cells in preparation for your National 5 Biology exam. Looking for more cell structure revision? There is ...