Describe the features of the periodicity of plant growth and development.

Features of the periodicity of growth and development of plants: Periodicity is an internal property of organisms (the course of various vital processes – growth and development).
a) periodicity of growth – cessation of growth in winter and resumption of growth in spring. Growth features: unlimited and alternating periods of intensive and slow growth
b) alternation of development: stages of development of embryonic (before seed germination), seedling, youth, maturity, aging,

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