In this article we will discuss about the structure of nucleus. This will also help you to draw the structure and diagram of nucleus. 1. It was discovered by Robert Brown (1831). 2. It is the major part of a eukaryotic cell that contains the genetic material. Prokaryotic cells have no nucleus as such. 3. […]
Structure of Nucleus (With Diagram) | Botany
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DNA in Virus (With Diagram)
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A virus is a pathogenic agent, a infections particle, consisting of a core of nucleic acid (DNA or RNA) enclosed in a protein shell. Viruses are, in general, much smaller than bacteria and have a much smaller genome. But their genetic material is of many varieties, unknown in cellular organisms. Some of these are discussed […]
DNA in Bacteria (With Diagram)
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In this article we will discuss about the organisation of DNA in bacteria. The DNA of bacteria, e.g. E. coli, is a covalently closed circular molecule. It forms the bacterial chromosome, though this chromosome is much simpler in structure and in level of organization than the eukaryotic chromosomes of plants and animals. Also, each bacterial […]
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