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: What muscles are used to pump water over the gills? Answer: jaws and pharynx
Jaws and pharynx muscles are used to pump water over the gills.

Question: How many neutrons do 99% of carbon atoms have? Answer: six
Six many neutrons do 99% of carbon atoms have.

Question: What type of organisms do not need blood? Answer: single-celled

Single-celled type of organisms do not need blood.