Q1. A brown-eyed woman whose father was brown-eyed and whose mother was blue-eyed married blue-eyed man whose father and mother were both brown-eyed. The couple has a blue-eyed son. For which of the individuals mentioned can you be sure of genotypes? What are their genotypes? What genotypes are probable for the others?

Q2. What is the advantage of having a cerebrum that is highly convulated? What term is used to indicate its grooves? Its outward folds? What groove divides the cerebrum into two hemispheres? What divides the parietal from the frontal lobe? The parietal from the temporal lobe?