Plants grow in response to stimuli. these stimuli can come from
a. a location in the flower.
b. plants in another field.
c. the environment.
d. a location in the xylem.

the correct answer: the index of refraction of the second medium is lower i tried this persons answer and it was wrong this person is lying

answer: the correct option is d. enzyme

lactase and carbonic anhydrase are the examples of enzymes.

lactase is an enzyme, which is present in the small intestine of mammals. it in the digestion of the disaccharide, lactose ( milk sugar) by converting it into two monosachharide, which are glucose and galactose.

carbonic anhydrase is present in the red blood cells. this enzyme plays significant role in the transport of co₂. it in the conversion of co₂ and h₂o into carbonic acid, which is then dissociated into bicarbonate ions and hydrogen ions.