How does high intensity light supposedly damage PSII?
A)If overexcited,PSII becomes highly acidic.
B)If overexcited,PSII becomes highly basic.
C)If overexcited,PSII can damage PSI.
D)If overexcited,PSII can form toxic oxygen radicals.
E)If overexcited,PSII dissociates.

Question

Quizplus · Accepted Answer

When PSII is overexcited by high-intensity light, it can transfer excess energy to oxygen molecules, leading to the formation of toxic oxygen radicals such as singlet oxygen and superoxide. These radicals can damage PSII as well as other cellular components.

How Does High Intensity Light Supposedly Damage PSII