If We Plotted Cigarettes Smoked Per Year Against the Incidence

question 57

Multiple Choice

If we plotted cigarettes smoked per year against the incidence of lung cancer,we would observe a

• A) negative correlation.
• B) positive correlation.
• C) zero correlation.
• D) an uncertain result.
• E) time series.

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Definitions:

Haworth Projection

A method of depicting cyclic sugars as planar rings with hydroxyl groups oriented upwards or downwards to show stereochemistry.

C2 Epimer

Isomers that differ in configuration at the carbon-2 position, often seen in sugars and related molecules.

D-Glucose

A simple sugar that serves as an essential energy source for living organisms; it is a monosaccharide with the formula C6H12O6.

D-Arabinose

A naturally occurring pentose sugar, which is a component of many polysaccharides and glycoconjugates in plants and bacteria.