When a Pigment Absorbs Light, Certain Electrons Are Raised to a Higher

question 60

Multiple Choice

When a pigment absorbs light, certain electrons are raised to a higher energy level. Subsequent emission of light energy when the electron returns to its lower energy level is called

• A) reduction.
• B) photoelectric effect.
• C) reaction-center phenomenon.
• D) antenna pigment emission.
• E) fluorescence.

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Definitions:

Lateral Border

The side edge or boundary of an anatomical structure or organ.

Proximal Phalanx

The proximal phalanx refers to the bone in the finger or toe that is closest to the hand or foot, forming part of the skeletal structure of each digit.

Distal Phalanx

The bone at the tip of a finger or toe, farthest from the body's main structure.

Metacarpal

The metacarpal bones are the five long bones in the hand that connect the wrist to the fingers.