Colin has just come for a visit with his grandparents in their retirement community. His grandmother's eyesight has been failing lately and she tells him she has been diagnosed with macular degeneration. They go down to dinner in the communal dining room. Colin knows that vitamin A is good for eyesight, so he wants to choose a meal that will be high in vitamin A. Which meal supplies lots of vitamin A?

Which statement best illustrates that problem solving can create new medical devices? robert hooke was in charge of verifying the information that was sent to the royal academy. william harvey did experiments with apes to learn about the circulatory system. the stethoscope was invented because the physician did not want to put his head on women's chests to listen to their heart and lungs. anton van leeuwenhoek was a very curious man and looked at just about everything under this microscope.