Structure of epinephrine. Epinephrine is derived from tyrosine, an amino acid. Epinephrine is sometimes referred to as a catecholamine as it contains the catechol moiety. This is a part of the molecule that contains the group C 6 H 4 (OH) 2. Dopamine and norepinephrine are also referred to as catecholamines. They too are synthesized from tyrosine and contain the catechol moiety.
Mount Everest. Standing at about 29,029 feet (8,848 meters), Everest boasts the top spot for the tallest mountain in the world. It is located on the border between Sagarmatha Zone, Nepal, and Tibet, China and is part of the Himalayan Mountain Range.ho Oyu is the sixth highest mountain in the world and stands at about 26,906 feet (8,201meters) high. Like most of the other Himalayan Mountains, it lies between Nepal and China (Tibet). Its name in Tibetan means âTurquoise Goddessâ.
The World's Tallest Mountain . As mountains are generally measured from sea level, Mount Everest 29,035 ft (8,850m) is considered to be king. However, there is a difference between the highest and tallest. What is the difference between highest and tallest? The peak of the highest mountain is the furthest away from sea level. The peak of the tallest mountain is the furthest away from the base of the mountain. What is the highest mountain in the world? At 29,035 ft (8,850m), Everest is the highest mountain in the world. Everest is 29,035 feet above sea level. What is the tallest mountain in the world? Mauna Kea is the tallest mountain on Earth. Measured from top to its base below sea level, Mauna Kea beats Everest by 4,436 ft. (over 3/4 of a mile).