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.

[EX Q]: Question: Carbon dioxide does not rise like other gases because it has a density greater than what? Answer: air
[EX A]: Carbon dioxide does not rise like other gases because it has a density greater than air.

[EX Q]: Question: Producing light without heat is called what? Answer: luminescence
[EX A]: Producing light without heat is called luminescence.

[EX Q]: Question: Individual nucleotides can be linked together through their phosphate groups to form? Answer: nucleic acid polymers
[EX A]:
Individual nucleotides can be linked together through their phosphate groups to form nucleic acid polymers.