In this article we will discuss about the processes to obtain a clear three-dimensional of cell structure. A. Maceration: For obtaining a clear three-dimensional impression of the cell structure maceration of tissues is done with the help of certain chemical and mechanical separations. In this process the stem, roots, bark or other organs are treated with some chemicals which dissolve [...]
Development is a term that includes all changes that an organism goes through during its life cycle from germination of the seed through growth, maturation, flowering, seed formation and senescence. The term is also applied to formation of cells/tissues/organs. It can also applied for change in phases of life, e.g., from vegetative to flowering, and from leaf initiation to leaf [...]
In this article we will discuss about the structure of endoplasmic reticulum. This will also help you to draw the structure and diagram of endoplasmic reticulum. 1. It was discovered by Porter (1945) as fine recticulum in endoplasm of cells and named as endoplasmic reticulum (E.R.). 2. It is a complex interconnecting system of flattened membrane-surrounded channels and vesicles (cisternae) [...]