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.

[Q]: Question: What muscles are used to pump water over the gills? Answer: jaws and pharynx
[A]: Jaws and pharynx muscles are used to pump water over the gills.


[Q]: Question: When substances pass through the cell membrane without needing any energy what is it called? Answer: passive transport
[A]: When substances pass through the cell membrane without needing any energy, it is called passive transport.


[Q]: Question: Groupings of related organs in the human body are referred to as "organ" what? Answer: systems
[A]:
Groupings of related organs in the human body are referred to as "organ" systems.