Which result would indicate a beneficial relationship between turn-taking and survival? (A) Marmosets that took turns died younger than other marmosets.
(B) Birds that took turns did not stick together for migration.
(C)
People that took turns had a lower chance of securing a job.
(D)
Barn owls that took turns captured more mice to consume.

Two technicians are discussing how to test a car's exhaust by holding a small piece of paper within an inch of the tailpipe mouth. technician a says that if the paper is vibrating due to a "puffing" output from the tailpipe, this signals a smoothly running engine. technician b says that if the paper is being drawn toward the tailpipe, this could indicate burned exhaust valves. who is correct? a. technician b b. both technicians a and b c. technician a d. neither technicians a or b

Why do you need to classify the size of a particle

Which scenario describes intraspecific, indirect competition? a. a peacock defends its territory against another peacock. b. lions and hyenas compete for the same prey animals. c. a male black bear eats fish in an area of a lake, so other black bears can’t. d. different species of birds fight over spilled popcorn on the ground.