Explain how the polyp uses its tentacles. , answer needed asap

The polyp uses its tentacles to capture and ingest the phytoplankton it eats. The tentacles are also the primary means of defense for the polyp. They conceal the stinging nematocyst cells. The tentacles are also used to clear away debris from the mouth of the polyp.

Explanation:

in situ hybridization has been widely used for research applications, including clinical cytogenetics, gene mapping, tumor biology and studies of chromosome evolution.