Zadanie 5a
Explain how a population could establish herd immunity to reduce outbreak risk.
Population immunity and transmission
Explain how a sufficiently high immune proportion limits pathogen spread and evaluate evidence about immunization.
Tę umiejętność sprawdzają 4 zadania wzorowane na arkuszach IB z 2026 roku.
Zadania sprawdzające tę umiejętność: 4 Otwórz w wyszukiwarce z filtrami
Zadanie 5c
Deduce why Alpha requires a particularly high immune proportion.
Zadanie 5d
In this model, limited Gamma vaccine supplies are offered first to people at high risk of severe illness and workers with frequent exposure. Suggest reasons for this policy.
Zadanie 17
For a vaccine-preventable viral infection, which measure most directly builds population immunity that can also protect susceptible individuals? A. Giving antibiotics to every uninfected person B. Immunizing a sufficiently large proportion of people with an…