Red Blood Cells Appear Red Because

question 10

Multiple Choice

Red blood cells appear red because:

• A)of the size of their nucleus.
• B)they contain hemoglobin.
• C)they contain bilirubin.
• D)they transport oxygen.

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Definitions:

Positional Tolerance

A geometric dimensioning and tolerancing (GD&T) concept that specifies the allowable variation in the position of a feature relative to its ideal position.

Tolerance Zone

The permissible limit or limits of variation in a physical dimension or property.

Bilateral Tolerances

Tolerances that allow variation both above and below the specified dimension.

Unilateral Tolerances

Tolerances that allow variation in only one direction (either positive or negative) from the specified dimension.