Which of the Following Statements About P_r and P_fr Is

question 8

Multiple Choice

Which of the following statements about P_r and P_fr is FALSE?

• A)They are photoreceptors.
• B)They participate in photoconversion reactions.
• C)P_r is the biologically active form.
• D)P_r absorbs 660-nanometer light.
• E)P_fr absorbs 730-nanometer light.

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Definitions:

Equal Intervals

A measurement scale where the difference between values is the same across the scale.

True Zero

A point on a scale which represents a complete absence of the measured entity, not merely an arbitrary point.

Powerful

Having great control, influence, or effect on others or outcomes.

Polynomial Scale

A mathematical scale used for measurement that involves variables raised to various powers; commonly used in algebra to solve equations and represent data.