In this task, you are given a question and an answer, you would be asked to create the sentence based on the Question-Answer provided. It should be contained within the Question-Answer provided.

Question: Ionic bonds between two atoms require one metal and one what? Answer: nonmetal
Ionic bonds between two atoms require one metal and one nonmetal.

Question: What do you call a group of organisms of the same species that live in the same area? Answer: population
You call a group of organisms of the same species that live in the same area a(n) population.

Question: What play several important roles in the human body? Answer: lipids

Lipids play several important roles in the human body.