In this article we will discuss about:- 1. Definition of Lichens 2. Structure of Lichens 3. Relationships 4. Reproduction. Definition of Lichens: Lichens are dual organisms or entities which contain a permanent association of a fungus or mycobiont and an alga or phycobiont. The fungal partner is usually an Ascomycota and sometimes, a basidiomycete. The algal partner is mostly a [...]
The upcoming discussion will update you about the differences between Ascomycetes and Basidiomycetes. Difference # Ascomycetes: 1. They are sac fungi. 2. Septa possess simple central pores. 3. Clamp connections do not occur. 4. Primary mycelium well developed. 5. Sex organs are common. 6. Karyogamy and meiosis occur inside an ascus. 7. Ascospores are formed exogenously. Difference # Basidiomycetes: 1. [...]
The following points highlight the fourteen types of organs found in animal body. The types are: 1. Digestive Tract 2. Digestion 3. Heterotrophic Mode of Nutrition 4. Active Movement 5. Blood Vascular System 6. Respiration 7. Lungs 8. Anaerobic Respiration 9. Excretion 10. Neural System 11. Receptors 12. Endocrine Glands 13. Skeleton 14. Notochord. Type # 1. Digestive Tract: Digestive [...]