Problem – E. coli grows faster on the monosaccharide glucose than it does on the disaccharide lactose for two reasons: (1) lactose is taken up more slowly than glucose and (2) lactose must be hydrolyzed to glucose and galactose (by _-galactosidase) before it can be further metabolized. When E. coil […]

INSTRUCTIONS: Review pages GM34-GM36 (GM=Grammar Mechanics and they’re located at the back of your text). Correct the errors in the following sentences by either using “track changes,” retyping the sentence correctly, or printing, correcting, and then scanning your changes. Remember, these editing quizzes are cumulative, which means you might have […]

A 74-year-old woman is transported to a regional burn center after being rescued from a house fire. Apparently, a space heater was knocked over and an area rug caught fire. The fire quickly spread throughout the house. She did not have any functional smoke detectors and became trapped in a […]

1. Imagine a male bird migrating back north after a long, tough winter in Central America, Assume it flies during the day. Also assume that males of this species return to the same patch of grassland where they were the previous summer and that they are territorial. Finally, assume that […]