It is the essential living substance of cells, indispensable for life. Life depends fundamentally on protoplasm All living cells contain it, and it serves ...

The nervous system of Earthworms is a complex network of cells and tissues that plays a crucial role in coordinating and regulating the activities of the ...

The atmosphere may be defined as a transparent gaseous envelope surrounding the Earth. The vertical profile of the atmosphere shows several concentric layers. ...

The cell wall has been an area of study since Robert Hooke first observed it in cork cells. It surrounds each plant cell, providing a rigid and protective ...

Cells exhibit a wide variety of shapes and sizes, reflecting their specialized functions and adaptations to different environments. While cells can come in ...

The Cell Principle, developed from Schwann's cell hypothesis in 1839, was expanded upon by Schleiden and Schwann, eventually leading to the formation of the ...

Introduction Cytology is the study of cell structure, while the study of cell structure and function is known as cell biology. Both have played crucial ...

Ecological succession refers to the process of gradual and predictable change in the composition and structure of an ecological community over time. It occurs ...

Helotism refers to a social relationship in which one organism, known as the helot, depends on another organism, known as the host, for various resources or ...

1. Amoebiasis Amoebiasis is caused in man by a protozoan Entamoeba histolytica. This is also known as amoebic dysentery. Entamoeba histolytica was ...