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3 Nov 2021
Background and context
- Presence of mantle and mantle cavity is an unique feature of Phylum Mollusca.
- Mantle is a dorsal body wall which is soft and fleshy.
- It is a layer of tissue which lies between the shell and the body.
- The epidermis of the mantle secretes conchiolin and calcium carbonate that forms the hard covering called the shell.
- Mantle encloses and protects the internal organs.
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