sieve tube

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sieve tube

A series of cells joined end to end, forming a tube through which nutrients are conducted in flowering plants and brown algae.

sieve tube

(Life Sciences & Allied Applications / Botany) Botany an element of phloem tissue consisting of a longitudinal row of thin-walled elongated cells with perforations in their connecting walls through which food materials pass

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Noun

sieve tube - tube formed by cells joined end-to-end through which nutrients flow in flowering plants and brown algae

vascular tissue - tissue that conducts water and nutrients through the plant body in higher plants

phloem, bast - (botany) tissue that conducts synthesized food substances (e.g., from leaves) to parts where needed; consists primarily of sieve tubes

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