Basic Elements of Immunity and Types of Immunity

Elements of Immunity

The term Immunity is defined as the resistance shown by the host against the adverse effects caused by microbes and their toxic products. Invertebrates, two types of defense mechanisms work together to contact infection. Innate Immunity (or) Non-Specific resistanceAcquired immunity (or) Specific resistance Innate Immunity It is a non-specific immunity.The …

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What are the Enzymes involved in DNA Replication?

enzymes involved in DNA replication

A fundamental property of living organisms is their ability to reproduce. Bacteria and fungi can divide to produce daughter cells that are identical to the parental cells. Sexually reproducing organisms produce offspring that are similar to themselves. This article covers the Enzymes Involved in DNA Replication.  On a cellular level, this …

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What are the Chromatin Structure and Function?

What are the Chromatin Structure and Function

Chromatin is the combination of DNA and proteins that make up the contents of the nucleus of a cell. The primary functions of chromatin are: to package DNA into a smaller volume to fit in the cell, to strengthen the DNA to allow mitosis and meiosis and prevent DNA damage, …

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What is DNA Polymerase and its function in DNA Replication

DNA Polymerases in prokaryotes and eukaryotes

The first postulate the central dogma, experimentally proved and is that the DNA is capable of self-replication. This was immediately deduced by Watson and Crick that each DNA strand uniquely specifies its complement, but it took longer for the details of the mechanism are elucidated. The first question was that of …

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