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.
Bryant, 37, announced his retirement Sunday night in a poem posted on The Player's Tribune, a website launched last year by former New York Yankees star Derek Jeter. The poem, posted hours before Bryant took the court against the Indiana Pacers, read, This season is all I have left to give.