Internal organs initiate development in humans within the 3rd to 8th weeks in utero. In plants, organogenesis, which is simply organogenesis in plants pdf process of forming new organs, occurs continuously and only stops when the plant dies. The type of organ that is formed depends on the relative concentrations of the hormones in the medium.
Modeling human development in 3D culture. Current Opinion in Cell Biology, 31, 23-28. This page was last edited on 28 September 2017, at 02:51. The production of exact copies of plants that produce particularly good flowers, fruits, or have other desirable traits. To quickly produce mature plants. The production of multiples of plants in the absence of seeds or necessary pollinators to produce seeds.
The regeneration of whole plants from plant cells that have been genetically modified. The production of plants in sterile containers that allows them to be moved with greatly reduced chances of transmitting diseases, pests, and pathogens. The production of plants from seeds that otherwise have very low chances of germinating and growing, i. To clear particular plants of viral and other infections and to quickly multiply these plants as ‘cleaned stock’ for horticulture and agriculture. Thereafter, the tissue is grown in sterile containers, such as petri dishes or flasks in a growth room with controlled temperature and light intensity.