primary growth

views updated May 14 2018

primary growth The increase in size of shoots and roots of plants that results from the activity of the apical (tip) meristems and subsequent expansion of the cells produced. The tissues thus produced are called primary tissues and the resultant plant parts constitute the primary plant body. Compare secondary growth.

A Dictionary of Biology

primary growth

views updated May 21 2018

primary growth Growth that results from cell division and subsequent expansion at the apical meristem. Compare SECONDARY THICKENING.

A Dictionary of Plant Sciences MICHAEL ALLABY

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