Which is sensitive to longer wavelengths of light?

A. PS II

B. PS I

C. Phosphorylation

D. Photolysis

Answer: Option B

Solution(By Examveda Team)

PS I is sensitive to longer wavelengths of light.
In Photosystem I (PS I) long-wavelength chlorophylls (LWC) of the core antenna are known to extend the spectral region up to 750 nm for absorbance of light that drives photochemistry.