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WABiologyQuick questions
Unit 4: Surviving in a Changing Environment
Quick questions on Pathogens and disease: WACE Year 12 Biology
2short Q&A pairs drawn directly from our worked dot-point answer. For full context and worked exam questions, read the parent dot-point page.
What is types of pathogen?Show answer
A pathogen is any agent that causes disease. The main groups are:
What is factors affecting spread?Show answer
The spread of an infectious disease through a population depends on the mode of transmission, the density and movement of hosts, environmental conditions (warmth and moisture favour many pathogens and vectors), the level of immunity in the population, and the standard of hygiene, sanitation and public health measures.
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