Tag Archives | Cytogenetics

Useful Notes on Chromosomes

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 [...]

By |2016-07-12T13:59:05+00:00July 12, 2016|Chromosomes|Comments Off on Useful Notes on Chromosomes

Nucleus of the Controlling Centre of Cell (With Diagram)

In this article we will discuss about the Nucleus of Controlling Centre of Cell. The protoplast of eukaryotic cell contains prominent spherical or subspherical body called the nucleus (Pl.—nuclei) which controls all the life activities. As a rule, there is only one nucleus in one cell, but there are certain exceptions to this general rule. There may be many nuclei [...]

By |2016-07-12T13:56:00+00:00July 12, 2016|Nucleus|Comments Off on Nucleus of the Controlling Centre of Cell (With Diagram)

Bacteria Cell: Meaning and Structure (With Diagram)

In this article we will discuss about the subject-matter and structure of Bacteria Cell.  Meaning of the Bacteria Cell: The bacteria are unicellular, achlorophyllous prokaryotic micro-organisms leading either saprophytic or parasitic mode of life. An average bacterial cell may measure 1.25 μ in diameter. The smallest among the known bacteria is dialister pneumosintes (0.15 to 0.3 μ in length) and [...]

By |2016-07-12T13:56:00+00:00July 12, 2016|Bacteria|Comments Off on Bacteria Cell: Meaning and Structure (With Diagram)
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