TASK DEFINITION: In this task, you are given a question and answer for that. The answer will fill in the blank or will complete the unfinished question. Your task is to provide an explanation based on the given question or fill-in-the-blank statement, and answer.
PROBLEM: Question: Dana washes her hands a lot, so her bacteria has mutated to help to resist antibiotics. As that bacteria decreases in numbers, the mutation becomes
Answer: rare

SOLUTION: Bacteria with a mutation the helps resist antibiotics increase in numbers, so the mutation becomes more common.

PROBLEM: Question: Ares has a rock of with a surface area of 10 meters squared and a rock with a surface area of 1 meter square. The _____ rock likely has less area affected by a chemical reaction
Answer: 1m

SOLUTION: Surface Area of Reactants When a solid substance is involved in a chemical reaction, only the matter at the surface of the solid is exposed to other reactants. If a solid has more surface area, more of it is exposed and able to react.

PROBLEM: Question: If Mona is a non-smoker, but decides to start smoking, what happens to the difficulty her lungs experience in removing chemicals from the air?
Answer: increase

SOLUTION:
When a person smokes there are chemicals released by the tobacco that enter the lungs. Because the lungs have to work harder to remove the chemicals, the body has to work harder to get the air needed to survive.