Because it is the main site for digestion. food is totally digested and absorbed in small intestine so it is long.
A bacterium called Vibrio cholerae causes cholera infection. The deadly effects of the disease are the result of a toxin the bacteria produces in the small intestine. The toxin causes the body to secrete enormous amounts of water, leading to diarrhea and a rapid loss of fluids and salts (electrolytes).
Answer:
D
Explanation:
Particles move from a region of higher concentration to a region of lower concentration until the molecules are evenly contributed
