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What is a tissue?
What is a tissue?
A group of similar cells that perform a particular function.
Give an example of an organ and its composition.
Give an example of an organ and its composition.
The brain. It is made of nervous tissue, fat tissue, and blood vessels.
Define an organ system.
Define an organ system.
A group of organs that work together to perform a specific function.
What allows the organism to maintain homeostasis?
What allows the organism to maintain homeostasis?
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What are two remarkable attributes of living things mentioned in the text?
What are two remarkable attributes of living things mentioned in the text?
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