Plants do not breathe, they only respire. No such respiratory organ os present in plants. The carbon dioxide produced in animals during respiration is released to the atmosphere, whereas the carbondioxide produced during plant respiration may be used by the plant for carrying out photosynthesis.
Hi Aasharma,
The site of action for lactase, maltase, and sucrase is the small intestine.
-AS
Osteichthyes or Ray-finned fish
