Astaxanthin is a reddish pigment that belongs to a group of chemicals called carotenoids. It occurs naturally in certain algae and causes the pink or red color in salmon, trout, lobster, shrimp, and other seafood. Indigestion (dyspepsia). 2  Early research shows that taking astaxanthin daily for 4 weeks does not reduce stomach pain, indigestion or the amount of bacteria (H. pylori) in the stomach that may cause stomach pain.
James-Lange Theory of Emotion was posed by both James and Lang at approximately the same time (hence the name James-Lange) and suggests emotions are a consequence of our physiological responses to external stimuli followed by identification of the emotion by examining the physical responses.
Modern Atomic Theory (John Dalton) Experiments with gases that first became possible at the turn of the nineteenth century led John Dalton in 1803 to propose a modern theory of the atom based on the following assumptions. 1. Matter is made up of atoms that are indivisible and indestructible. 2. All atoms of an element are identical. 3.