Examlex
The world's population of approximately 7.2 billion people is growing at about 1.2% a year.Considering how many people are being added to the world each day,how long would it take to populate a city the size of Vancouver (604,000 people) ?
Chemical Agents
Substances that have chemical effects on biological systems, could be therapeutic or toxic.
Disease
A state where an organism's normal functioning is disturbed, typically resulting in specific symptoms and signs.
Treatment
Medical care provided to a patient for an illness or injury, aimed at curing, relieving, or managing symptoms.
One-millionth
A fractional unit representing one part in a million of anything.
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