Question
The unique character of sponges is(a) Choanocytes or collar cells line, the spongocoel and the canals.(b) That they are hermaphrodite.(c) That they live in marine water.(d) It reproduces by asexual means only.
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Sponges are sessile, meaning that they: a) reproduce asexually. b) are parasitic and depend on their host for a constant supply of nutrients. c) have exoskeletons that they must shed as they grow. d) live within shells they find on the ocean floor. e) live attached to a solid structure and do not move around.
The character possessed by all sponges are (a) That all are fresh water (b) All possess tissue level of organization (c) External fertilization (d) Hermaphrodite
Reproduction in at least some sponges is: A. asexual by budding B. asexual by gemmules C. sexual with both male and female sex cells in one individual D. two but not three of above are correct E. all of the choices are correct
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