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Tuberculosis (TB)-Overview-Simple words

Tuberculosis, also known as TB, is a serious and contagious bacterial infection that primarily affects the lungs, but can also affect other parts of the body. TB is caused by the bacterium Mycobacterium tuberculosis and is usually spread through the air when an infected person coughs or sneezes. When someone breathes in the bacteria, it can settle in the lungs and begin to multiply. The body's immune system will then try to fight off the infection, and in some cases, it can successfully do so, which is known as latent TB. However, in other cases, the bacteria can continue to grow and cause active TB, which is when someone experiences symptoms. Symptoms of TB can vary and may include coughing, chest pain, fatigue, fever, night sweats, and weight loss. If left untreated, TB can lead to serious health problems and even death. TB is treatable with a course of antibiotics that typically lasts several months. It's important to take all of the prescribed medication, even if you
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Introduction To Viruses

Following are important points about Viruses 1-They are Acellular. Mean they are not like a typical cell 2-They are unable to multiply  outside living cell or host 3-Viruses are nothing but a genetic material covered by protein(nucleoproteins) 4-They are non-living outside host and living when enter host body  5-They are obligatory parasites 6-Naked Virus or Virus genetic material is known as VIROID  7-Wrongly folded protein of Virus known as Prions 8-Viroid and prion both are able to cause disease in Living cell 9-Viruses attack Animals,plants and bacteria 10-Protein covering of Viruses known as Capsid made up of small units of protein known as capsomere 11-Disease caused by Viruses are ·Common Cold ·Flu ·Covid-19 ·HIV ·polio ·measles
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