1 silver AlertA Silver Alert has been issued for Rebecca Anne Manktelow by the N.C. 2  silver AlertA Silver Alert has been issued for Tyrese Grant by the N.C. 3  silver AlertA Silver Alert has been issued for Olivia Strong by the N. 4 C. silver AlertA Silver Alert has been issued for Tyler Isiah McCormick by the N. C.
While this mutation allows the Hudson River tomcod to thrive in toxic waters, its effect on other organisms in the ecosystem is likely not so positive. Tomcod that carry the mutation can withstand high levels of PCBs, which are stored in the fishes' fat.
PCBs (polychlorinated biphenyl). The former Monsanto made PCBs in Anniston, Ala. and Sauget, Ill., from the 1930âs to 1970âs. It was a chemical used widely for decades to insulate and cool electrical equipment. Due to their ability to greatly reduce electrical fires, PCBs were integral to establishing electrical wiring across the United States, and likely saved thousands of lives from electrical fires.