Leaves appear red in the fall when ____.
A) anthocyanin synthesis increases
B) chlorophylls are disassembled and recycled to allow other pigments to become more visible
C) other pigments, including the orange and yellow accessory pigments, are recycled
D) synthesis of other pigments, including the orange and yellow accessory pigments, increases
E) the red wavelength range of visible light increases due to changes in Earth's position relative to the sun

Question

Quizplus · Accepted Answer

Anthocyanin synthesis increases in the fall, leading to the red coloration of leaves as chlorophyll breaks down.

Leaves Appear Red in the Fall When ____