A law is something that can be measured or observed to be true. A theory, is something that can be assumed to be true based on the best available knowledge.
Pupillary response is a physiological response that varies the size of the pupil, via the optic and oculomotor cranial nerve. Involuntary reflex reaction to exposure or inexposure to light—in low light conditions a dilated pupil lets more light into the eye. :)
Answer:
It takes place in the Stroma
Explanation:
All living organisms need to take substances from their environment to obtain energy, to grow and to stay healthy
