1. what observation did ignaz semmelweis make in the obstetrical clinic that he was hired to run in vienna, austria in 1846?
2. why did expectant mother not want to deliver their babies in vienna general hospitals first obstetrical clinic?
If the homozygous recessive genotype makes of 9% of the population and the heterozygous genotype makes up 42% of the population, what is the frequency of the dominant allele in that population?