Pathogenic Bacteria. Pathogenic bacteria (bacteria capable of causing disease) because they release chemicals called toxins. Toxins are classified as either endotoxins or exotoxins. Endotoxins produce toxic substances which are stored in their cell walls and released when the bacterial cells are lysed (broken open).athogenic bacteria (bacteria capable of causing disease) because they release chemicals called toxins. Toxins are classified as either endotoxins or exotoxins.
Ty Cobb. Ty Cobb is arguably the greatest baseball player who ever put on spikes. During his 24-year career, he established records in virtually every area of the offensive game. His .367 lifetime average stands as the best in baseball history, a virtually unattainable goal for hitters.
Tales from MLB's 2017 alternative timelines. Alex Torres and the history of headgear in baseball. Relief pitcher Alex Torres made history last season, when he was with the San Diego Padres, by becoming the first MLB pitcher to wear a padded helmet.