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Did you know?

The average office desk has 400 times more bacteria on it than a toilet.

Did you know?

The average older adult in the United States takes five prescription drugs per day. Half of these drugs contain a sedative. Alcohol should therefore be avoided by most senior citizens because of the dangerous interactions between alcohol and sedatives.

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This year, an estimated 1.4 million Americans will have a new or recurrent heart attack.

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The most dangerous mercury compound, dimethyl mercury, is so toxic that even a few microliters spilled on the skin can cause death. Mercury has been shown to accumulate in higher amounts in the following types of fish than other types: swordfish, shark, mackerel, tilefish, crab, and tuna.

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Atropine was named after the Greek goddess Atropos, the oldest and ugliest of the three sisters known as the Fates, who controlled the destiny of men.

The wild radish, Raphanus sativus, has become a model for studying the mating behaviour of plants. The wild radish, Raphanus sativus, has become a model for studying the mating behaviour of plants.
Male reproductive anatomy model Male reproductive anatomy model
Eye Model Eye Model
Critical Thinking Model Critical Thinking Model
The Atkinson-Shiffrin model The Atkinson-Shiffrin model
The Bohr model of the atom. The nucleus contains protons and neutrons, and electrons orbit around ... The Bohr model of the atom. The nucleus contains protons and neutrons, and electrons orbit around ...
Video: DNA Sequences - Dideoxy Sequencing

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