Dana and Sean both checked in as hepatitis B suspects, but only Sean had Hepatitis B. Dana was healthy and didn't carry the virus. Which patient didn't have a disease of the liver?
Ans: Dana

Sarah just finished reheating two leftover chicken sandwiches in the microwave that she had made the previous night. She takes them out and leaves them on the kitchen counter while she pours herself a glass of wine. Her roommate, Carla, comes out and decides to take a more scientific approach toward the chicken sandwiches. Carla sees that the average kinetic energy in sandwich A is higher than the average kinetic energy in sandwich B. Carla then takes a big bite out of both sandwiches and returns to her room as if nothing happened. Which sandwich less likely burned Carla's mouth?
Ans: sandwich B

Two counties paid a study about acid rain. They found out Hill county had experienced that, while New county hadn't. Which county experienced more precipitation destructive to forests?
Ans: Hill

David is a biologist. He was in the African savanna to study different species. Especially, he was interested in two species, rhinos and impalas. He noticed that in response to constant human encroachment of wildlife habitats, impalas have acquired some behaviors that help them and their young. Rhinos also have acquired some behaviors in response to the same threat. But their behaviors mostly failed them in that aspect. In which species the behaviors in question would be less common, rhino or impala?
Ans: rhino