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Soldiers line up, spaced wit...

Soldiers line up, spaced with pride, Two long rows lined side by side, One sole unit can decide, If the rows will unite or divide. What am I?

Correct answers: 41

The first user who solved this task is Fazil Hashim.

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A Cell Number

What do you call a number that can't keep still?
A roamin' numeral.

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Insulin

In 1921, insulin was isolated at Toronto University by Canadians Sir Frederick Banting and Charles Best. It proved an effective treatment for diabetes. While Banting had an established a surgical practise in London, Ontario, he conceived a technique which might permit isolation of the anti-diabetic component of the pancreas. He returned to the University of Toronto in 1921 to conduct experiments on the pancreas at the labs of Dr. J.J.R. MacLeod. By the time the summer had ended, he and Charles Best had isolated insulin.Image: The orginal insulin still designed by Dr. Banting and Best.

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