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hydras
they may move considerable distances by bending the column, attaching with the tentacles, releasing the basal disc, then flipping the column over and re-attaching. This behavior is termed somersaulting.
They don't move, they produce electrons which travel through synapses. The nerve cell (or neuron) doesn't move.
Coelenterates move freely swimming in the water. While some coelenterates are sedentary. For exmple Hydra shows different modes of locomotion like looping, somersaulting, gliding etc. In Aurelia (moon jelly), medusa stages move freely swimming in the water.
Electrical diferences.
Electrical diferences.
Nerve signals Thats what my crossword was.
in your class, identify which bones move you do a spine roll
it helps them move
its the nerve
A hydra moves by leaning and putting the tentacles on it's head on the sea floor, and leaning again putting it's body on the sea floor. Thus, it appears to be somersaulting.
cause the body to move.