The twisted ladder metaphorA DNA molecule is often likened to a spiral (or twisted) ladder. In this analogy, the rungs of the ladder are the base pairs (A-T and G-C). The sides of the ladder are the sugar-phosphate backbones of the two strands.This refers to B form DNA. molecule of DNA is double-stranded. The molecule has the shape of a double helix, typically right handed (B form DNA).
FRESH PORK: Safe Cooking Chart. Cook all raw pork steaks, chops, and roasts to a minimum internal temperature of 145 Â°F as measured with a food thermometer before removing meat from the heat source. For safety and quality, allow meat to rest for at least three minutes before carving or consuming.
1 Roast the pork, fat side up, for 1 hour. 2  Reduce the oven temperature to 325Â° and roast the pork for about 35 minutes longer, or until an instant-read thermometer inserted into the thickest part of the meat registers 150Â°. Season all over with salt. 2  Roast the pork, fat side up, for 1 hour. 3  Reduce the oven temperature to 325Â° and roast the pork for about 35 minutes longer, or until an instant-read thermometer inserted into the thickest part of the meat registers 150Â°.