Prac- Looking and Red and White blood cells.pptx

red and white blood cells

1. Looking and Red and White blood cells Year 9 disease and microbes

2. Do you remember our second line of defence? Phagocytosis is the process by which a cell uses its plasma membrane to engulf a large particle, In a multicellular organism's immune system, phagocytosis is a major mechanism used to remove pathogens.

3. Using the microscope to look at White Blood Cells! You will be provided with A microscope Slides Be careful with the microscope and ONLY USE THE FIRST 2 ZOOM DIALS. DO NOT USE THE HIGHEST ZOOM