Think of the heart in the tutorial. now, picture yourself being chased by a herd of wild elephants. what are the sympathetic and parasympathetic actions on your heart?

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What is true of all organisms in the kingdoms protista, plantae, fungi, and animalia? a. they are multi-celled. b. they are photosynthetic. c. they have cells that contain membrane-bound organelles. d. they contain cells that lack membrane-bound organelles.

Drag the tiles to the correct boxes to complete the pairs. match the nitrogenous base of dna with its complement.