The Mutation Rate of a Gene Involved in Lactose Metabolism

question 58

Multiple Choice

The mutation rate of a gene involved in lactose metabolism is two mutations per million copies of the gene per generation. Suppose there are 15 million individuals in a population of a yeast, each with two copies of this gene (i.e., they are diploid) . In this yeast population, how many new mutations would we expect at this gene each generation?

• A) Fewer than 1
• B) 15
• C) 30
• D) 60

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