179
Question
Which type of cells are absent in sponges?
Which type of cells are absent in sponges?
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Solution
The correct option is B Cnidocytes
- Archaeocytes are the undifferentiated cells and are the sex cells that include egg and sperm and have the capacity to other cell types in sponges.
- Trophocytes function as a source of nutrition for gemmule formation in sponges.
- Myocytes help in closing and opening of osculum. Cnidocytes are present in cnidarians that help in defense and capturing prey.
Thus, the correct answer is option D.
- Archaeocytes are the undifferentiated cells and are the sex cells that include egg and sperm and have the capacity to other cell types in sponges.
- Trophocytes function as a source of nutrition for gemmule formation in sponges.
- Myocytes help in closing and opening of osculum. Cnidocytes are present in cnidarians that help in defense and capturing prey.
Thus, the correct answer is option D.
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