Which of the Following Detects Light During De-Etiolation (Greening) of a Tomato

Question

Which of the following detects light during de-etiolation (greening) of a tomato plant?
A) carotenoids
B) xanthophylls
C) phytochromes
D) auxins

Accepted Answer

Phytochromes are the photoreceptors in plants that detect light and initiate the de-etiolation (greening) process, leading to changes in plant growth and development in response to light.