A human baby develops from a single fertilised egg cell.
The body of a baby contains many different types of specialised cell, such as muscle cells and nerve cells.
Describe how a single fertilised egg cell develops into a baby that contains many different types of specialised cell.
194 exam-style questions on OCR GCSE Biology 2.1 Supplying the cell, covering 2.1.1 Transport across cell membranes, 2.1.2 Mitosis and the cell cycle, 2.1.3 Importance of cell differentiation, and 2.1.4 Stem cells. Each one has a worked solution and a mark scheme showing where the marks go.