Q1. Inspired by what she has learned in biology class, a student decides to make a closer study of what she eats. She uses a razor blade to make a very thin section from a raw potato and mounts it in a drop of water. To her disappointment, she can barely make out the cells under the microscope. What may she do to improve her results?

Q2. Two linked genes, S and T, are separated by 8 cM. Peter, who has the genotype ST/st, marries Oliviam who is st/st. peter’s father was ST/ST. what is the probability that peter and olivia’s first child will be St/st? What is the possibility that their first two children will both be st/st?