H. pylori bacteria produce a number of potent toxins, and they encourage the host's immune system to attack the epithelial cells.3 Together, these actions often result in the death of surrounding cells and prevent the stomach from performing its normal functions.
Bioluminescent Bay Laguna Grande in Las Croabas is a one of a kind ecosystem situated along the Puerto Ricoâs northeastern city of Fajardo. It is the second best-kept bioluminescent bay in Puerto Rico after Mosquito Bay. Visiting bio bay is by far the most mystifying experience of the island.
Author: Uri ten Brink, Chief Scientist. U.S. Geological Survey ( I am a lab assistant in a different department) The Puerto Rico Trench is the deepest part of the Atlantic Ocean, with water depths exceeding 8,400 meters . Its depth is comparable to the deep trenches in the Pacific Ocean. Trenches in the Pacific are located in places where one tectonic plate subducts or slides under another one.