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.
Harper won the 2010 Golden Spikes Award, awarded annually to the best amateur baseball player. Going into the 2012 season, baseball prospect-watchers, including Baseball America, MLB.com, and Baseball Prospectus routinely ranked Harper as a top-3 prospect. He made his MLB debut with the Nationals on April 28, 2012.