Sea Anemones Have A(n) __________ That Causes Them to Extend

question 59

Multiple Choice

Sea anemones have a(n) __________ that causes them to extend into a feeding position when longitudinal cells __________ and radial cells __________.

• A)hydrostatic skeleton; contract; relax
• B)endoskeleton; contract; relax
• C)exoskeleton; contract; relax
• D)hydrostatic skeleton; relax; contract
• E)exoskeleton; relax; contract

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