How does the amount of nicotine in one dose of chewing tobacco compare with that in one cigarette? Chewing tobacco has 5 times more nicotine than a cigarette.

Chewing tobacco has the same amount of nicotine as a cigarette.

Chewing tobacco has one-half as much nicotine as a cigarette.

Chewing tobacco has 2.5 times more nicotine than a cigarette.

Which type of nerve creates a 'mental map" of the relative positioning of the body at any given point in time?

Asoccer mom is driving her 75 year old grandmother and her 9 year old daughter home after the game. the grandmother and daughter were both in the back seat and both were wearing their seat belts. a car ran a red light in front of them, causing them to t-bone that car on the passenger side. fortunately there were no serious injuries, but the grandmother did sustain several rib fractures. the mother, daughter and driver of the at-fault car were shaken up but unhurt. what are some possible reasons that the grandmother sustained rib fractures while the other victims did not?

In many ways, the regulation of the genes of a particular group of viruses will be similar to the regulation of the host genes. therefore, which of the following would you expect of the genes of a bacteriophage? a) regulation via acetylation of histonesb) positive control mechanisms rather than negativec) control of more than one gene in an operond) reliance on transcription activators