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,
Remember: The process of learning a person lasts a lifetime. The value of the same knowledge for different people may be different, it is determined by their individual characteristics and needs. Therefore, knowledge is always needed at any age and position.