Four basic tastes are part of our evolutionary heritage. Which one helps us detect poison?

Suppose that Shelly's mother has brown eyes and her father has blue eyes. Shelly has brown eyes. In this example we would ______ Shelly's phenotype for eye color and would _________ Shelly's genotype for eye color

a. know; not know b. not know; know c. know; know d. not know; not know

According to the text, case studies

a. lack formal control groups. b. produce results that generalize better than survey results. c. are the most scientific of the research methods. d. are generally superior to experiments.