Transition diagram: Exercise: find the missing probabilities a, b, c, and d when N = 3. Express them all as fractions over the same denominator. a d с b 0 1 2 3 b C a d Probability the harmful allele A dies out Suppose the process starts at generation 0. One of the three animals has the harmful allele A. Define a suitable notation, and find the probability that the harmful allele A eventually dies out.

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