OCR GCSE Combined Science A · J250
Specification WS1.1f · Biology Paper 1, Biology Paper 2, Chemistry Paper 1, Chemistry Paper 2, Physics Paper 1, Physics Paper 2
Revise: Implications of Scientific DevelopmentsSocial implications affect communities and society. Vaccination can reduce the spread of a pathogen. When a sufficiently large proportion of a population is immune, this can also help protect people who cannot receive the vaccine.