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.
--------
Question: 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

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


Question: Question: If Milo places his coffee into the microwave and cools it off, what will happen to the rate of vibration of the molecules in the drink? 
 Answer: decrease

Answer: Warmer molecules vibrate faster than cooler ones.


Question: Question: A doubling of carbon atoms in a hydrocarbon will cause _____ isomers. 
 Answer: more

Answer:
As you increase the number of carbon atoms in a hydrocarbon, the number of isomers quickly increases.