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Science Unit 5
Animals
Question | Answer |
---|---|
External Structures | Those parts on the outside of a body or structure |
Internal Structures | Those parts on the inside of a body or structure |
Organ | A body part that is made of smaller parts that work together to do a certain job |
Organ System | A group of organs that work together to do a job for the body |
Receptors | Special structures that send information about the environment from different parts of the body to the brain |