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.

[EX Q]: Question: If a dog is extremely unfit and unhealthy breeders will want it to have 
 Answer: less offspring
[EX A]: Genotypes with greater fitness produce more offspring and pass more copies of their alleles to the next generation.

[EX Q]: Question: Dana is looking at electrons, which are moving at lower energy levels. Because these electrons have less energy, in relation to the nucleus they are 
 Answer: closer
[EX A]: Electrons at higher energy levels, which are farther from the nucleus, have more energy.

[EX Q]: Question: When there are a lot of carbon atoms in something there are 
 Answer: many options
[EX A]:
A: The more carbon atoms there are, the greater the number of possible arrangements of carbon atoms.