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Did you know?

The modern decimal position system was the invention of the Hindus (around 800 AD), involving the placing of numerals to indicate their value (units, tens, hundreds, and so on).

Did you know?

Normal urine is sterile. It contains fluids, salts, and waste products. It is free of bacteria, viruses, and fungi.

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Nearly all drugs pass into human breast milk. How often a drug is taken influences the amount of drug that will pass into the milk. Medications taken 30 to 60 minutes before breastfeeding are likely to be at peak blood levels when the baby is nursing.

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Women are 50% to 75% more likely than men to experience an adverse drug reaction.

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Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.

Normal and sickle-cell hemoglobin. (a) Subtle differences between the conformations of hemoglobin A Normal and sickle-cell hemoglobin. (a) Subtle differences between the conformations of hemoglobin A
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Video: Resting membrane potential - electrical polarity and maintenance requirements

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