List the Four Elements That Account for Over 90% of the Mass

question 64

Essay

List the four elements that account for over 90% of the mass of living organisms and identify an important biological function of each element.

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Definitions:

Significantly Correlated

A statistical relationship between two variables where changes in one variable are reliably associated with changes in another variable, often verified through statistical tests.

Caffeine Consumed

The amount of caffeine intake in a given period; not a key term in a statistical or general scientific context, thus NO.

P < 0.05

A statistical significance level indicating that there is less than a 5% probability the observed results occurred by chance, suggesting a significant difference or effect.

Directional

A hypothesis that specifies the direction of the expected relationship between variables.