Seudónimo
Seudónimo
31-10-2020
Biology
contestada
Write the feature if the class cyclostomata
Respuesta :
delancygenius
delancygenius
31-10-2020
Cyclostomata:
All are ectoparasites
Elongated body without paired fins
Sucking, circular mouth without mass
6 to 15 pairs of gill slits for respiration
Notochord and vertebral column both are present
They are chordates
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