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Did you know?

Barbituric acid, the base material of barbiturates, was first synthesized in 1863 by Adolph von Bayer. His company later went on to synthesize aspirin for the first time, and Bayer aspirin is still a popular brand today.

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Eating food that has been cooked with poppy seeds may cause you to fail a drug screening test, because the seeds contain enough opiate alkaloids to register as a positive.

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More than one-third of adult Americans are obese. Diseases that kill the largest number of people annually, such as heart disease, cancer, diabetes, stroke, and hypertension, can be attributed to diet.

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According to research, pregnant women tend to eat more if carrying a baby boy. Male fetuses may secrete a chemical that stimulates their mothers to step up her energy intake.

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Fungal nail infections account for up to 30% of all skin infections. They affect 5% of the general population—mostly people over the age of 70.

Attack systems of pathogenic bacteria. Attack systems of pathogenic bacteria.
E. coli bacteria cell E. coli bacteria cell
Biosynthesis of methionine and threonine from homoserine, as it occurs in plants and bacteria Biosynthesis of methionine and threonine from homoserine, as it occurs in plants and bacteria
Neither heat-killed S-type nor live R-type bacteria can kill mice, but simultaneous injection of bot Neither heat-killed S-type nor live R-type bacteria can kill mice, but simultaneous injection of bot
Macrophage caught in the process of engulfing tuberculosis bacteria. Macrophage caught in the process of engulfing tuberculosis bacteria.
Bacteria with Internal Membranes Bacteria with Internal Membranes
Video: Allergic Rhinitis

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