The average human gut is home to perhaps 500 to 1,000 different species of bacteria.
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The immune system needs 9.5 hours of sleep in total darkness to recharge completely.
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Medication errors are more common among seriously ill patients than with those with minor conditions.
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Recent studies have shown that the number of medication errors increases in relation to the number of orders that are verified per pharmacist, per work shift.
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Pregnant women usually experience a heightened sense of smell beginning late in the first trimester. Some experts call this the body's way of protecting a pregnant woman from foods that are unsafe for the fetus.
Transfer RNA (tRNA) Structure
Structure of tRNAs:Generalized tRNA structure
Unusual base pairings in tRNA: (a, b) Some unusual pair matches
Unusual base pairings in tRNA: (c, d) Some examples of triple interactions
A model of the 70 ribosome, with mRNA and tRNA bound