DNase Test. DNase agar is a differential medium that tests the ability of an organism to produce an exoenzyme, called deoxyribonuclease or DNase, that hydrolyzes DNA.DNase agar contains nutrients for the bacteria, DNA, and methyl green as an indicator.Methyl green is a cation which binds to the negatively-charged DNA.Nase agar is a differential medium that tests the ability of an organism to produce an exoenzyme, called deoxyribonuclease or DNase, that hydrolyzes DNA.
In 1959, the NCAA goalposts were widened to 23 feet 4 inches (7.11 m), the standard width for high school posts today. In 1991, the college goalposts were reduced in width to 18 feet 6 inches (5.64 m), matching the width of NFL goal posts. For the 1991 and 1992 seasons, this meant potentially severe angles for short field goal attempts, since the hashmarks were still located 53 feet 4 inches (16.26 m) apart.
1 A player with the ball in his possession scores a touchdown when the ball is on, above, or over the goal line. 2  The field is rimmed by a white border, six feet wide, along the sidelines. 3  All of this is out of bounds. 4  The hashmarks (inbound lines) are 70 feet, 9 inches from each sideline. The hashmarks (inbound lines) are 70 feet, 9 inches from each sideline. 2  Goal posts must be single-standard type, offset from the end line and painted bright gold. 3  The goal posts must be 18 feet, 6 inches wide and the top face of the crossbar must be 10 feet above the ground.