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  • Muscles
    • Come in antagonistic pairs
      • As one contracts, the other relaxes
      • Can only contract
    • Made up of connective tissue
    • Fast twitch
      • Provide more energy for short period of time
      • Less mitochondria
      • Stores large amount of ATP
      • Produces rapid, intense contractions
    • Slow twitch
      • Provides less energy over a longer period of time
      • Has a lot of mitochondria


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