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Over [174]
3 years ago
7

How does digestion and absorption of food take place in cnidarians?

Biology
1 answer:
Oksanka [162]3 years ago
7 0
When the nematocysts are discharged into prey, such as a fish, they paralyze it. Contracting tentacles bring the fish up to the mouth, located in the center of the medusa, where it is ingested (taken in).
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If one nerve stimulus arrives at a muscle fiber so soon that the fiber does NOT relax at all from the previous twitch, the most
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Complete Tetanus

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The nerve stimulus arrives at the fiber at such a rapid pace that there is no decrease in tension between stimuli detected. This results in a tectanic contraction that is fused (complete) . Thus the muscle fiber does not relax at all due to this complete tetanus.

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A scientist observes the ocean tides moving large amounts of sand from one part of the beach to another. This is evidence for wh
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What is physical science​
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the science concerned with the study of inanimate objects including physics,chemistry and related subjects

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When an amoeba undergoes reproduction, the end result are two totally independent organisms. Which term best describes the amoeb
never [62]

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