The following points highlight the life cycle of a typical plant virus such as TMV (Tobacco Mosaic Virus) which comprises of four stages. The stages are: 1. Transmission of Virus Particles (Virions) 2. Infection 3. Virus Multiplication 4. Sites of Viral RNA and Viral Protein Synthesis. Stage # 1. Transmission of Virus Particles (Virions): The […]
Life Cycle of Plant Viruses: 4 Stages | Virology
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Viruses: Shape and Microstructure (With Diagram)
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In this article we will discuss about:- 1. Shape of Viruses 2. Microstructure of Viruses 3. Economic Importance 4. Affinities 5. Control of Diseases. Shape of Viruses: The shapes of virus particles or viruses are known chiefly from electron micrographs. The viruses may be spherical, rod like, brick-shaped B or shaped like a tadpole with […]
Cyanophages: Distribution and Nomenclature
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In this article we will discuss about:- 1. Introduction to Cyanophages 2. Distribution of Cyanophages 3. Nomenclature 4. Ultrastructure 5. Infection and Growth Cycle. Introduction to Cyanophages: Sufferman and Morris (1963) were the first to report the discovery of viral agent which attacks and lysis blue-green algae. Since then many more viruses have been found […]
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