Notes on Chromosomes. After reading this article you will learn about: 1. Introduction to Chromosomes 2. Shape of Chromosomes 3. Size 4. Number 5. Morphology 6. Characteristic Features 7. Classification 8. Special Types 9. Some Other Chromosomes 10. Role of Chromosomes in Heredity 11. Change in Chromosomes Structure. Contents: Notes on Introduction to Chromosomes Notes on the Shape of Chromosomes [...]
The following points highlight the nine important types of microscopes. The types are: 1. The Light Microscope 2. The Phase Contrast Microscope 3. The Interference Microscope 4. Dark Field Microscope 5. Polarization Microscope 6. Electron Microscope 7. Transmission Electron Microscope 8. Scanning Electron Microscope 9. Spectrophotometer. Type # 1. The Light Microscope: As the name suggests, visible light is used [...]
The eukaryotic cells are found in most of the algae, fungi, protozoa and all the higher plants and animals. Irrespective of their variable shapes and sizes, these cells display the following fundamental components (Fig 1.15): 1. Cell wall and Plasmalemma or cytoplasmic membrane, 2. Cytoplasm and 3. Nucleus. The eukaryotic cells contain extensive internal membrane systems such as endoplasmic reticulum [...]