The exocrine pancreatic secretion is considered the most important source of the digestive enzymes of the gastrointestinal tract. It is poured into the lumen of the small intestine. Pancreatic secretion contains enzymes for digesting...
The small intestine consists of the duodenum and ileum, It is about 8 meters long, It is about 3.5 cm in diameter at its beginning reaches 1.25 cm at its end, The coils and...
A heterotrophic organism (consumer) obtains its food in the form of ready organism materials which are large and complex molecules, These molecules can not diffuse through the cell membrane of a living organism, So,...
