Q: Doctors studied Dan, a normal patient, whit a normal number of red blood cells, and Jim, a patient that had sickle-cell anemia. The differences were remarkable in terms of overall well-being and health. Which patient had less clumped together hemoglobin, Dan or Jim?
A: Dan

Q: John was interested in the Sun's radiations that Earth receives. One of the radiations was in the ultraviolet spectrum. He categorized it as spec A. The other radiation was the visible light. He categorized it as spec B. He then searched online to find the pros and cons of each of them. In spec B, would the photons have less or more energy than in spec A?
A: less

Q: Two friends named Jill and Jane met after many years and had a chat over a cup of tea. Jane was 70 years-old, while Jill was 55. They shared many stories. Which friend had a greater chance of developing Alzheimer's disease?
A: Jane

Q: Two friends, John and Abe, worked at the same warehouse. John was exposed to very strong light all the time, while Abe worked in a more normal environment. John started experiencing health problems after a while. Which worker was influenced more by improper spectral composition, John or Abe?
A:
John