According to explants, plant tissue culture can be divided into the following categories: 1. Embryo culture Embryo culture of plants, including embryo culture, endosperm culture, ovule and ovary culture, and in vitro fertilization embryo culture technology. 2. Organ and tissue culture Organ culture refers to the cultivation of all or part of an organ of a plant or the primordium of the organ, including stem segments, shoot tips, tubers, bulbs, leaves, inflorescences, petals, ovary, anthers, torus, fruits , Seeds, etc. There are broad and narrow senses in tissue culture. Broad sense: includes the cultivation of various types of explants. Narrow sense: including formation layer tissue, meristematic tissue, epidermal tissue, parenchyma tissue and various organ tissues, as well as callus produced by its culture. 3. Cell culture Cell culture includes a large number of culture systems that use bioreactors to promote cell growth and biosynthesis, and single-cell culture that uses single-cell cloning technology to promote cell growth and differentiation until complete plants are formed. 4. Protoplast Cultivation Plant protoplasts are living cells that have been removed from the cell wall and are surrounded by plasma membrane and have viability.
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