Color of Feathers Is Due to Two Features

question 60

Multiple Choice

Color of feathers is due to two features,

• A)surface and underlying colors.
• B)absorptive and reflective colors.
• C)melanins and chromatins.
• D)pigments and structural colors.
• E)iridescent and structural colors.

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Definitions:

Null Hypothesis

A hypothesis that suggests there is no significant difference or effect, serving as a default position until evidence suggests otherwise.

Statistical Significance

A determination that a relationship between variables or a difference between groups is likely not due to chance, based on a predetermined threshold.

Reject

In the context of statistical hypothesis testing, to conclude that the evidence is sufficiently strong to discard the null hypothesis.

Binge Drinking

The consumption of an excessive amount of alcohol in a short period of time, typically defined as five or more drinks for men and four or more drinks for women in about two hours.