Answer Happy

3) You retest Mendel's experiment and set up a dihybrid cross with descendants of his peas. You get the following F2 phenotype counts Yellow Smooth 92 Yellow Wrinkled 50 48 12 Green Smooth Green Wrinkled Do you accept or reject a hypothesis of simple dominance at two genes when testing this data with a chi-square test (at standard 0.05 critical values)? a) accept b) reject
4) Mutations in MYOC result in autosomal dominant glaucoma. However, the severity and age of onset vary widely for affected individuals. For example, some people develop strong glaucoma before the age of 30 while others have milder forms for most of their lives and only develop clinical glaucoma after the age of 50. This is an example of a) Genetic heterogeneity b) Pleiotropy c) Variable expressivity d) Incomplete penetrance