Biology, 29.09.2019 11:30 lolyourenotpoppunk
Bird-pollinated flowers (ornithophilous) have nectar that is appropriate for the diet of hummingbirds. the color of these flowers is well-suited for the hummingbirds’ vision. finally, the flowers’ blooming season and hummingbirds’ mating season overlap. this is an example of what?
a) predator/prey symbiotic relationship
b) punctuated equilibrium
c) coevolution
d) divergent evolution
Answers: 1
Biology, 21.06.2019 15:00
According to the theory of punctuated equilibrium, at what rate does speciation occur? species change depending on the rate of natural selection. after periods of stasis, new species evolve relatively rapidly. species change slowly and eventually form new species. some species change quickly and others change slowly to balance the overall rate.
Answers: 3
Biology, 22.06.2019 05:20
The large increase in atmospheric carbon dioxide in the last 50 years most likely comes from a. an increase in cellular respiration b. increased decomposition by bacteria c. an increase in the burning of fossil fuels d. an increase in photosynthesis
Answers: 3
Bird-pollinated flowers (ornithophilous) have nectar that is appropriate for the diet of hummingbird...
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