The 5Ws and H of Science

The 5 W’s stand for WHAT, WHEN, WHERE, WHY and WHO. And the lone H is for HOW.

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What is a PROTEIN?

PROTEINS are large molecules playing important functions that make living things alive. They are made out of different combinations of 20 types of amino acids, like words out of a 20-letter alphabet — but long ones with hundreds of letters, even longer than 34,000 letters like the muscle protein titin! Each