Which statement about the cell wall of a bacterium is correct?
It contains the genetic material of the cell.
It controls which substances enter and leave the cell.
It is made of cellulose, in the same way as a plant cell wall.
It supports the cell and helps the cell keep its shape.
163 exam-style questions on AQA GCSE Biology 1.1 Cell structure, covering 1.1.1 Eukaryotes and prokaryotes, 1.1.2 Animal and plant cells, 1.1.3 Cell specialisation, 1.1.4 Cell differentiation, 1.1.5 Microscopy, and 1.1.6 Culturing microorganisms. Each one has a worked solution and a mark scheme showing where the marks go.