Gce Model Questions Vol1 2025 Biology Question 5
Practice objective / multiple choice question 5 from the 2025 Gce Model Questions Vol1 Biology examination.
An infectious disease spreads in a community where each infected individual makes on average \(c = 12\) potentially infectious contacts per day. The probability of transmission per contact is \(\beta = 0.04\). Infected individuals recover at a constant rate \(\gamma\) corresponding to an average infectious period of 5 days. Initially, 80 % of the population is susceptible. Calculate the effective reproduction number \(R_e\) at the start of the outbreak.
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This is Gce Model Questions Vol1 2025 Biology Question 5. It is one of the objective questions from the 2025 Gce Model Questions Vol1 Biology examination.
Difficulty level: Hard .
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