Imagine you are studying horns in male deer and you hypothesize that horns are costly honest signals that help to prevent male fights. What three testable predictions should you make to test your hypothesis?
What will be an ideal response?
ANS:
Males with large horns will be able to avoid fights because challengers concede the contested resource after assessing the horns; the horns do indeed mirror the fighting ability of the male; and producing the horns is costly.
You might also like to view...
At what partial pressure of oxygen do half the
heme groups in human blood have oxygen bound? a. 30 mm Hg b. 100 mm Hg c. 70 mm Hg d. 104 mm Hg e. all of these
All of the following features are true of primates except
A. they belong to the order containing lemurs, monkeys, and apes. B. they have binocular vision. C. they have prehensile tails. D. they are mammals with grasping fingers and toes.
When does separation of homologous chromosomes occur?
A. anaphase II B. interphase C. prophase I D. anaphase I
Plastic pollution is considered by many scientists to be:
a. a minor nuisance. b. biodegradable. c. of lesser importance than oil or toxins. d. of equal importance to oil and toxins. e. a problem best left for the next generation to deal with.