SARS is a viral disease. It stands for Severe Acute Respiratory Syndrome and is caused by the SARS coronavirus (SARS-CoV). It leads to severe respiratory illness with symptoms such as fever, cough, and difficulty breathing.
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A virus contains nucleic acid and protein. The nucleic acid, either DNA or RNA, carries the virus’s genetic information. This is encased in a protein coat called a capsid, which protects the genetic material and helps the virus attach to ...
AIDS spreads by physical contact, specifically through direct exchange of bodily fluids such as blood, semen, vaginal fluids, and breast milk. It can also spread through shared needles or from mother to child during childbirth or breastfeeding.
AIDS virus, known as HIV, is a single-stranded RNA virus. It belongs to the retrovirus family and uses reverse transcriptase to convert its RNA into DNA, which integrates into the host’s genome. This integration allows the virus to replicate and ...
HIV is a disease caused by the human immunodeficiency virus (HIV), which leads to acquired immunodeficiency syndrome (AIDS). It is not caused by tuberculosis, fever disease, or cancer. The virus attacks the immune system, particularly CD4 cells, making the body ...