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Multiple experimental evidences have confirmed that at the molecular level, cancer is caused by lesions in cellular DNA.

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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).

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People with high total cholesterol have about two times the risk for heart disease as people with ideal levels.

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The oldest recorded age was 122. Madame Jeanne Calment was born in France in 1875 and died in 1997. She was a vegetarian and loved olive oil, port wine, and chocolate.

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Walt Disney helped combat malaria by making an animated film in 1943 called The Winged Scourge. This short film starred the seven dwarfs and taught children that mosquitos transmit malaria, which is a very bad disease. It advocated the killing of mosquitos to stop the disease.

Light rays coming from an object to the retina. Light rays coming from an object to the retina.
Biology Forums Topic Display (2012 - Late 2014) Biology Forums Topic Display (2012 - Late 2014)
Correct position when lifting a heavy object off the floor. Correct position when lifting a heavy object off the floor.
The post-catalytic converter oxygen sensor should display very little activity if the catalytic ... The post-catalytic converter oxygen sensor should display very little activity if the catalytic ...
These photos show a rat burying a test object from which it has just received a single mild shock. These photos show a rat burying a test object from which it has just received a single mild shock.
If 0.40 mol of NaN3 reacts completely in the reaction shown below, then ________ L of N2 will ... If 0.40 mol of NaN3 reacts completely in the reaction shown below, then ________ L of N2 will ...
Video: Frequency of stimulation and force (Recruitment of motor units and force)

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