Which component of the vaccine stimulates an immune defence? How do they prevent people from catching the disease e.g. mumps?
inactive pathogens
white blood cells produce antibodies
these antibodies can be then quickly released whrn the immune system comes into contact with the live pathogen and destoy it
IR
Related Biology GCSE answers
All answers ▸What is the process that transports dissolved sugars around a plant?
Compare anaerobic respiration in a yeast cell with aerobic respiration in a muscle cell (3 marks)
Describe and explain how the structure of the small intestine is adapted for absorbing the products of digestion.
Explain how energy moves through a habitat in a food chain.