#Question id: 9158
#Section 2: Evolution
Coral reefs occur on the southeast coast of the United States but not at similar latitudes on the southwest coast. Differences in which of the following most likely account for this?
#Question id: 3261
#Section 2: Evolution
A parent population (P) is change into daughter populations (Q) which grow in habitats. After 1000 generations, the equilibrium frequency distribution of of the daughter populations is shown in the figure below. For reference, the vertical line represents the mean of the parent population. Which type of natural selection?
#Question id: 11777
#Section 2: Evolution
Some of the species of stalk-eyed flies are sexually dimorphic, with males having eye stalks up to twice as long as those in females. This gender difference in eye span results from selection by females on the expression of this trait in males, a process called __________.
#Question id: 3448
#Section 2: Evolution
Which scientist devised a rule that predicts when natural selection should favor altruism?
#Question id: 11513
#Section 1: Ecology
Organisms whose life history adaptation is called semelparity