In the fall, the leaves of many trees change from green to red or yellow. Which of the following statements explains this observation?
A) Leaves produce more chlorophyll as temperatures drop.
B) Carotenes and Xanthophylls are produced only in the fall, when leaves turn yellow or orange.
C) The chlorophyll breaks down, and the accessory pigments are more noticable.
D) Reduced amounts of sunlight reflect less green light, making it easier to see than other pigments.
Answer: C) The chlorophyll breaks down, and the accessory pigments are more noticable.