Q1. Erminette fowls have mostly light-coloured feathers with the occasional black one, giving a flecked appearance. A cross of two erminettes produced total of 48 progeny, consisting of 22 erminettes, 14 blacks, and 12 pure whites. What genetic basis of erminette pattern is suggested? How will you test your hypothesis?
Q2. In brief compare the progress of an infectious disease through a well-immunized population with its progress during a poorly immunized population.