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Cell Senescence and Death: Introduction, Somatic mutation, Senescence, Free radicals, Apoptosis

Introduction: Cell senescence can be defined as a process occurring in all members of population, after maturity, involving progressive decline in vital capacities of the organism termination in death. Senescence is also considered as death. The science that studies biological caused of growth. At the cellular level senescence can be studied on the basis of […]

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Viruses- Introduction, History, Features, Classification, Diseases

Introduction: A virus is a microscopic infectious agent that can cause diseases which is able to utilize the synthetic machinery of the living cell of another organism for its multiplication. Virus are the smallest living organism ranging from about 20nm to 300nm that are about 50 times smaller than bacteria approximately.  They are too small

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Down Syndrome- Introduction, Prevalence, Risk factors, Diagnosis, Prevention

Down syndrome is a genetic condition caused by the presence of an extra copy of chromosome 21 in a person’s cells. This extra genetic material can cause developmental delays and physical characteristics such as distinctive facial features, low muscle tone, and intellectual disability.

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