In this article we will discuss about Coral Reefs:- 1. Definition of Coral Reef 2. Biome of Coral Reef 3. Reef Building Corals and Other Organisms 4. Conditions for Formation 5. Fossil Corals and Reefs of the Geologic Past 6. Types 7. Theories regarding Formation 8. Distribution 9. Role of Symbionts 10. Genera of Reef Building Corals in India 11. [...]
In this article we will discuss about Sea Anemone:- 1. Habit and Habitat of Sea Anemone 2. Structure of Sea Anemone 3. Nutrition 4. Histology 5. Nervous System 6. Reproduction 7. Development. Contents: Habit and Habitat of Sea Anemone Structure of Sea Anemone Nutrition in Sea Anemone Histology of Sea Anemone Nervous System of Sea Anemone Reproduction in Sea Anemone [...]
The relationship between metagenesis and polymorphism has raised the question—is metagenesis an outcome of polymorphism or has it lead to the emergence of polymorphism? A discussion on the existence of different grades of metagenesis in cnidarians will help us to find a logical answer. Gradations of Metagenesis: Four different forms of life-histories are seen in the cnidarians which exhibit a [...]