Carla has been working out and is trying to show her friends how much work she can do. In which of the following situations would she not be doing work? A. If she pushed a very large mass across a room. B. If she carried heavy boxes up a long flight of stairs. C. If she held a very heavy pair of weights in front of her. D. If she lifted a heavy barbell over her head and lowered it back down to the floor several times.

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

Which of the following would be a body response when stepping outside without a coat on a snowy day? a. senaceous glands. secrete more senum b. more liquid is transported by the body to the skin fir insulation c. blood vessels in the skin narrow and contract d. blood vessels in the skin expand

Patient has just received an organ transplant which treatment would be most effective in preventing the patient’s body from