List of top twenty-four types of typical (Generalized) insects. Insect: Type # 1. Lepisma (Silver Fish): It is common household pest, usually found in cool damp places, such as among old books, under picture frames, wall papers, clothes, etc. It is wingless. Lepisma does not undergo metamorphosis. The silver fish commonly feeds on starch, and cause considerable damage to books [...]
The following points highlight the two types of germinal layers of the animals. The types are: 1. Segmentation 2. Development. Germinal Layers: Type # 1. Segmentation: Segmentation is division or differentiation of the body into distinct portions called segments. It is of two types: metameric segmentation and pseudo-metamerism. I. Metameric Segmentation (True metamerism or True segmentation): It is a type [...]
The following points highlight the two types of eggs. The types are: 1. Eggs Based on Quantity of Yolk 2. Eggs Based on Distribution of Yolk in Cytoplasm. Type # 1. Eggs Based on Quantity of Yolk: 1. Microlecithal Eggs: They contain very small amount of yolk, e.g. eggs of Sea urchin, Herdmania, amphioxus. The eggs of man contain very [...]