Jane Doe and Joe Doe both have normal color vision, but their young daughter, Sue, has red-green color blindness. Joe wants a divorce, because he believes that he is not the biological father of Sue, but Jane is in denial. Can a simple Punnet Square provide supporting evidence for Jane or Joe? Why, or why not?

MCQs on various topics in genetics, focusing on DNA, genes, and chromosomes. Topics include: crosses, mitosis and meiosis, protein synthesis, linkage, chromosome mapping, anomalies and disorders, and genetics technology and tools.