Answer :
Paramecium: This large single-celled protist contains many, many short little "hair-like" structures called cillia, that cover the entire cell. The cillia move like little oars that help the paramecium swim and gather food into it's "food grove". The paramecium appears a light pink in color. Is known as a Ciliate.
Answer:
They beat rhythmically to propel the organism.
Explanation:
This is the simple form, the other man has a detailed description, which even I kind of got lost, but he seems to have more knowledge, so if you can understand his better, please give his brainliest