List the 4 basic principles of genetics that mendel discovered in his experiments. briefly describe each princeiples.
Results showed T. rex was heavier than previous estimates, which ranged from about 4.5 tons to 6.5 tons, with the Field Museum's Sue skeleton weighing a heaping 9 tons (about 8,164 kilograms). [ Gallery: The World's Biggest Beasts ].
1 pound (lb) = 0.0005 short tons (t or ST) = 16 ounces (oz) = 0.45359237 kilograms (kg) = 453592.37 milligrams (mg) = 453.59237 grams (g) = 7000 grains (gr). The short ton (abbreviation and symbol: t, S/T or ST) is a unit of weight used in the US and equal to 2000 pounds (lbs) or 907.18474 kilograms (kg).