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Describe how the needs of cells are met by tissues and organs. Give an example

Explanation:

Well the human body cells are the basic units of life. Which one thing is that a group of our cells that be working together it's rather for a specific function form of tissues. Organs are two or more of the tissues that work or perse operate together as buddies. Also they separate as organs work together forming body systems.

HOPE THIS HELPS!!

well, that's easy; the answer's c, "it reduces contamination of the water and substrate of the estuary."

that is wrong, its not thymus.