Anabaena is a planktonic blue-green alga of the class Cyanophyceae. It is often found in freshwater habitats. Anabaena is known for its nitrogen fixing abilities. Salient Features of Anabaena The…
The Eukaryotic cell is the most advanced type of cell which is present in both animals and plants. Dougherty (1957) has divided cells into two types (based on the organization…
In 1957 Dougherty has divided cells into two types based on the organization in the nucleus of the cell. One is a prokaryotic cell (primitive cell) and the other is…