Plant and animal hormones

  • Created by: emews
  • Created on: 16-11-17 17:53

Plant and animal hormones


  • Auxins are a family of plant hormones
  • Mostly made in the tips of growing stems and roots.

Stems and roots respond differently to high concentrations of auxins:

  • cells in stems grow more
  • cells in roots grow less

A hormone is a chemical substance, produced by a gland. It alters…


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