Consider two isolates A and B: microbe A had a LD₅₀ of 5 * 10⁴, while microbe B recorded a LD₅₀ of 5 * 10⁷.Which isolate is more virulent? A) unable to know based on information provided B) microbe A C) microbe B D) they are equally virulent since they killed the animals E) the values indicate that neither one is virulent

Question

Quizplus · Accepted Answer

Microbe A is more virulent because it has a lower LD₅₀ value, meaning it takes fewer organisms to cause death in 50% of the test population compared to microbe B.

Consider Two Isolates a and B: Microbe a Had a LD50

Consider Two Isolates a and B: Microbe a Had a LD₅₀