The blood system is responsible for transport and defense against disease in the human body.
The table below shows some components of blood and their functions.
Complete the table by giving the missing information for (i), (ii), (iii), (iv), and (v).
| Component | Function |
|---|---|
| Platelets | (i) |
| (ii) | Transports dissolved carbon dioxide and glucose |
| Red blood cells | (iii) |
| Phagocytes | (iv) |
| (v) | Produce antibodies to destroy specific pathogens |
Describe the structural differences between red blood cells and phagocytes (a type of white blood cell) that help them carry out their respective functions.
55 exam-style questions on Edexcel IGCSE Biology Transport. Each one has a worked solution and a mark scheme showing where the marks go.