Study of phylum- ctinophora is called ?

1.	Study of phylum- ctinophora is called ?
Answer» Ctenophores\xa0are more\xa0commonly known\xa0as comb jellies. They comprise a group of gelatinous zooplankton found in all the world\'s seas.\xa0The word\xa0ctenophora\xa0comes from Greek and means literally “comb\xa0carriers” and the reason is that they have eight\xa0comb\xa0rows, which are used for locomotion.\xa0Ctenophora\xa0are commonly\xa0known as comb jellies.\xa0They are free-swimming, marine, solitary, pelagic animals. No polymorphism and no attached stages were found. The body is transparent, gelatinous, pear-shaped, cylindrical, or flat or ribbon-shaped.

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