virus – HweeShyan Hub

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Protect Your Computer With Antivirus Software

The Internet has become a great tool for people to communicate with each other, but it has also become a…

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A disease is any abnormal condition of an organism that affects its normal functioning. It may be caused by external…

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Diseases are caused by infections. In most cases, infections result from germs (bacteria and viruses) that enter the body through…

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The human body is composed of cells and tissues. These are living organisms that constantly reproduce and die, which in…