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A peptide is usually a short sequence of amino acids. Proteins are much larger structures, also comprised of amino acids, but having different levels of organisation such as forming secondary, tertiary an...

Charged or polar molecules such as salts, sugars and amino acids dissolve readily in water and so are called hydrophilic ("water loving"). Uncharged or non-polar molecules such as lipids do not ...

Completing the square is a process used to put a quadratic curve into a particularly nice form. The form we want is y(x) = r(x+s)^2 + t for some numbers r,s, and t. A 'general' quadratic we would expect t...

Economic income and Gross Domestic Produce (GDP) is often a very useful indicator of vulnerability of an institution (may that be a country, communtiy or household) to a natural disaster. Economic income ...

I'll first ask the student to explain the difference between a moving source and moving observer, prompting them until they get something like this(asking them to draw a diagram if needed)- When the obser...