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How many legs does the hydra have?
a hyrax has 17 legs learn your animals you*****************
Do all hydra have the same number of tentacles?
no, most have 7-9 tentacles
How does the Lernaean hydra move?
moves on tentacles
How hydra respond?
Hydra will retract their tentacles into their body stem when touched. This is a response inherent in the plants from many centuries ago. Hydra do not like to be touched and close to protect themselves.
Which is not a way in which the solitary freshwater hydra moves?
Burrowing - Hydra typically move by somersaulting or looping, using their tentacles to anchor and propel themselves in freshwater habitats.
What is the name of the stinging cell found on the tentacles of a hydra?
nematocyst
How many openings does a hydra have?
A hydra typically has only one opening, which is its mouth located at the center of its tentacles. This opening is used for both ingesting food and expelling waste.
How do hydra respond to a tap on their substrate?
They retract their tentacles into their body stalk.
Why are the tentacles on a hydra the most sensitive?
The tentacles of a hydra are the most sensitive because they are equipped with specialized cells called cnidocytes, which contain stinging structures called nematocysts. These cells allow the hydra to detect and capture prey, as well as sense changes in its environment. The high concentration of nerve cells in the tentacles enhances their sensitivity, enabling the hydra to respond quickly to stimuli. This adaptation is crucial for both feeding and defense.
What are the external features of hydra?
tentacles, body, basal disk, mouth, nematocysts
How do tentacles function on a hydra?
there is no function. asians use them for their tentacle porn though.
What tissues must exist for Hydra tap on their substrate response?
The Hydra will retract their tentacles into their body stalk on their substrate response. Every cell in the hydra reacts during this response.
