Browsing: Q

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Quinones

Organic compounds based on benzene where two hydrogen atoms have been replaced in the same ring by two oxygen atoms.…

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Quercetin

A plant-derived flavonoid found in fruits, vegetables, leaves, and grains.

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Quince

The quince, a relative of the apple and pear but too bitter to be eaten uncooked, derives its name from…

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Quignon

To my chagrin, using the term bread-bum to refer to the end-slice of a loaf of bread is not appropriate…

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Quesadilla

In Spanish, the word queso means cheese, and the endings ilia and illo are suffixes used to form the feminine…

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Quick-stop

The term used to describe how DNA mutants of Escherichia coli cease replication immediately when the temperature is increased to…

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Quaternary structure

The three-dimensional structure of an oligomeric protein; particularly the manner in which the subunit chains fit together.

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Quantitative trait loci (QTL)

Individual specific DNA sequences that are related to known traits (e.g., litter size in animals, egg production in birds, yield…

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