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Auxin

Revision as of 16:06, 4 November 2018 by NRJC (talk | contribs)

Key Stage 4

Meaning

Auxin is a plant hormone that causes plant cells to elongate.

About Auxin

Auxin is photophobic so it will build up on the darker side of a plant. This causes cells on the shaded side of a plant to elongate, bending a shoot towards the source of light.