In this article we will discuss about the plant cell which is the fundamental unit of all living organisms in terms of structure and function. This will also help you to draw the structure and diagram of plant cell. History of Discovery: Robert Hooke in 1665 first discovered plant cell. The term 'cell' was coined to describe the small walled [...]
The following points highlight the thirty-six major cell types found in plant tissues. The cell types are: 1. Antipodal Cells 2. Bulliform Cell 3. Cambium (Vascular) 4. Collenchyma 5. Companion Cell 6. Cork 7. Cork Cambium 8. Egg Cell 9. Endodermis 10. Endosperm Cell 11. Epidermis 12. Fibre (Sclerenchyma) 13. Gland Cell 14. Hair 15. Idioblast 16. Laticifers 17. Meristematic [...]
NPC is an artificial system of classification of pollen and spore based on the three features of aperture only, i.e. number, position and character. Erdtman and Straka (1961) proposed NPC classification and palynologists all over the world accepted it. According to NPC system each pollen grain has an arithmetic cardinal number consisting of three digits. The first digit reveals the [...]