The following points highlight the top four methods of chromosome studies. The methods are: 1. Fixation 2. Stains 3. Pre-Treatment 4. Method of Making Slides Grease-Free. Chromosome Studies: Method # 1. Fixation: Fixation may be defined as the selective preservation of morphological organization and chemical composition of tissues for microscopic observation. The main effects of fixative are — rendering the [...]
The below mentioned article provides a practical guide to microscopes, drawing appliances and measurement. Light Microscope: The different components of a light microscope are shown in Fig. 1.1. The path of light through a microscope is shown in Fig. 1.2. The most important parts of a microscope are its lenses, of which there are two — objective and eye-piece (ocular), [...]
The following points highlight the top twenty-one techniques of plant chromosomes analysis. Some of the techniques are: 1. Study of Meiosis in Plant Material following Aceto-Carmine Smear Technique 2. Study of Mitosis in Plant Material following Aceto-Orcein Squash Technique 3. Study of Karyotype in Plant Material following Aceto-Orcein Squash Technique and a few others. Techniques of Plant Chromosomes Analysis: Study [...]