Jill has decided that she wants to start conserving gasoline. jill is concerned about the rising price of gas, as well as how the by-products from gas engines pollute the atmosphere. what solution would jill solve this problem? a) deciding to drive her car less until the price of gas goes down. b) deciding to ride her bicycle to and from work, instead of driving. c) deciding to use premium unleaded instead of regular unleaded gasoline. d) deciding to move to a city where smog from automobiles is not a problem.

In german cockroaches, curved wing (cv) is recessive to normal wing (cv+). bill, who is raising cockroaches in his dorm room, finds that the frequency of the gene for curved wings in his cockroach population is 0.6. in his friend joe’s apartment, the frequency of the gene for curved wings is 0.2. one day joe visits bill in his dorm room, and several cockroaches jump out of joe’s hair and join the population in bill’s room. bill estimates that, now, 10% of the cockroaches in his dorm room are individual roaches that jumped out of joe’s hair. what is the new frequency of curved wings among cockroaches in bill’s room? 0.69 0.4 0.5 0.31 0.20

Why reason best illustrates why hershey and chase chose to use viruses in their experiment?

What are the two causes of density in deep current waters? a. salinity (how much salt) of the water and high temperaturesb. salinity (how much salt) of the water and low temperatures c. oxygen content of the water and high temperatures. d. oxygen content of the water and low temperatures