Preformation's are not found in cell wall of the following cells.

Tracheid

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Companion cells

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Sieve tube

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Vessels

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Solution

The correct option is A Tracheid
Tracheids are the elongated cells in the xylem of vascular plants that serve in the transport of water and mineral salts. Tracheids are one of the two types of tracheary elements, vessel elements being the other.
so, the correct option is 'Tracheid'.

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