Stargardt macular dystrophy is an autosomal recessive genetic disorder that causes progressive vision loss. In a small, geographically isolated island population, 9% of the population are affected by this condition. Use the Hardy-Weinberg equation to calculate the percentage of this population who are heterozygous (carriers) for this disorder. Show your working.
23 exam-style questions on AQA A Level Biology Populations (A-level only). Each one has a worked solution and a mark scheme showing where the marks go.