Answer:
flagella and cilia
Explanation:
Flagella (singular = flagellum) are long, hair-like structures that extend from the plasma membrane and are used to move an entire cell, (for example, sperm, Euglena).
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Mitochondria. This isn't called the powerhouse of the cell for no reason. lol
A person who specializes in the study of animals is called a zoologist. Zoologists who study certain kinds of animals have their own names.
Proteins are made up of amino acids
