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Agriculture · Q266

Plant Pathology

Graduate and Post Graduate · Agriculture · question 266

Q266

Which is sensitive to longer wavelengths of light?

A.
PS II
B.
PS I
Answer
C.
Phosphorylation
D.
Photolysis

Answer: Option B

Solution

Answer: Option B
Solution:
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.