Sand mining in the north coastal region was stopped 20 years ago, but it still continues to this day in the south region. Both fishing communities there are still prosperous, but the southern one had a couple of bad years, with fish and other marine wildlife becoming more scarce. The southern beach had erosion problems as well. The northern beach recovered, and is suitable for tourism. Which region made less money from sand mining?
Ans: northern

Two researches studied living organisms, Joe studied eukaryotes, while Bill studied prokaryotes. They were fascinated by genetic variation. Which researcher observed more bacterial conjugation taking place?
Ans: Bill

Andrew is drinking a glass of cold water. He gets a straw and puts it in the water then gets back to work. After a while he looks over and notices water has begun to group under the bend in the straw even though the bend is above the surface of the water. Will the chances that water is able to climb, defying gravity increase or decrease given a narrow space compared to a wide one?
Ans: increase

Two men, Sam and Frodo, go into the doctor's office to have the exact same procedure done to one of their arms. They won't need to be knocked out for this, but they will be given anesthetic to help with the pain. After the nurse administers the anesthetic to both men, the ions in Sam's arm continue moving across the membrane, but the ions in Frodo's arm stop moving. The doctor then comes in to begin the procedure. Which man's nerve impulses are being transmitted?
Ans: Sam