A) epidermis is the correct answer.
Answer:the Peyer's patches are located at the distal portion of the small intestine
Explanation:
Peyer's patches are a group of lymphoid follicles found in the mucus membrane that lines the small intestine, usually the ileum which is the distal part of the small intestine.
Prolonged stress causes the immune system to weaken and are more like to get sick.
