#Question id: 10699
#Section 1: Ecology
Two plant species co-occur in a prairie. Species X always occurs near species Y. However, species Y often occurs in isolation from species X and produces more seeds when alone than when growing next to species X. Which of the following interactions between species X and Y could generate this pattern?
#Question id: 4948
#Section 2: Evolution
RNA molecules can both carry genetic information and be catalytic. This supports the proposal that
#Question id: 3304
#Section 2: Evolution
Which of the following evolutionary processes played an important role in the establishment of resource consumer interaction?
#Question id: 11357
#Section 4: Behavioural Ecology
In the Lotka-Volterra population models for predator and prey, what is the consequence of an increased birth rate of prey?
#Question id: 11770
#Section 2: Evolution
Natural selection in an animal population results in narrowing of the range of phenotypic variation but no change in the average phenotype. What kind of selection is this population experiencing?