Answer:
The events occurring in the light reaction of the photosynthesis are: Absorption of sunlight by the chlorophyll and release of the electron to the carriers. Photolysis of water to provide the electron to the chlorophyll. The release of molecular oxygen due to the photolysis of water.
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Activation energy - is the minimum quantity of energy that the reacting species must possess in order to undergo a specified reaction.
The spreading of sound waves around openings in barriers is called a diffraction. A diffraction is the bending of waves around openings and also obstacles. The correct answer is C.
Theophylline is prescribed.