Q: Jeff and Jeremy were neighbors and best friends since kindergarten. They always enjoyed the same hobbies and did everything together. When puberty hit, Jeff was growing much taller than Jeremy. Jeremy's parents were worried about him because he was not growing and was the shortest boy in their class so they took him to the doctor to have his hormones tested. The boys wanted to play a team sport together and had to choose between basketball and soccer. Which boy had a lower testosterone level causing a delay in growing?
A: Jeremy

Q: Panama and Ecuador are two neighboring countries. Ecuador uses nuclear fusion to produce its electricity, while Panama uses fossil fuels. Which country used more radioactive elements?
A: Ecuador

Q: Two cousins both have chronic viral infections. Tim has Kaposi's sarcoma-associated herpesvirus, while Nate has the EpsteinBarr virus. Which cousin has a lower chance of developing B lymphoproliferative disorder?
A: Tim

Q: Mike is studying for his zoology class. Today, he is studying about reptiles and amphibians. He found it easy to understand their differences by categorizing them. For that, he classified reptiles as class A and amphibians as class B. Which class of animals would have stronger skeletons, class A or class B?
A:
class A