English example sentences with "infects"

When a new flu infects one human being, all are at risk.
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Fear infects and corrupts everything it touches.
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This fungus infects trees.
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The variety that has proven deadly to infected humans, H5N1 virus, primarily infects poultry, but public-health authorities have long warned that a further mutation or alteration of the structure of the virus could produce a strain that could spread easily from human to human, and thus pose the potential threat of a worldwide pandemic.
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One of the most popular and successful ways hackers infect your computer is through a technique called phishing. Phishing occurs when someone opens an email attachment that looks real. But the attachment is actually a virus that immediately infects the user’s computer. If someone sends you a file or a website you did not ask for, it is best to not click on it.
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HIV infects and destroys the immune system’s CD-4 T-cells, so the body gradually loses its ability to fight off infections, eventually with lethal consequences in untreated individuals.
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One scabbed sheep infects a whole flock.
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One sheep with mange infects the entire flock.
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