1) the appearance of integumentary tissue – the epidermis with stomata, contributing to protection against evaporation;
2) the presence of a poorly developed conductive system that ensures the transport of substances;
3) the development of mechanical tissue that performs a supporting function;
4) differentiation of the body and the appearance of organs (stem, leaves).
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.