The below mentioned article provides a paragraph on Phylum Arthropoda. The phylum Arthropoda (Gr., arthros - jointed + podos = foot) is the largest group of the animal kingdom. Phylum Arthropoda surpasses all others both in number of individuals and in the diversity of their ecological distribution. They have undergone an adaptive radiation for aerial, aquatic, terrestrial, and parasitic environments [...]
In this article we will discuss about Protoplasm:- 1. Meaning of Protoplasm 2. Nature of Protoplasm 3. Properties. Meaning of Protoplasm: The term protoplasm (Gr., protos = first + plasma = anything formed) was first coined in 1840 by who used the word to designate the living substance in the embryo of animals. Earlier the protoplasm was first of all [...]
In this article we will discuss about Annelida:- 1. History of Annelida 2. General Characters of Annelida 3. Classification 4. Metamerism 5. Coelom 6. Segmental Organs 7. Reproduction. Contents: History of Annelida General Characters of Annelida Classification of Annelida Metamerism in Annelida Coelom in Annelida Segmental Organs of Annelida Reproduction in Annelida 1. History of Annelida: The annelids were by [...]