What biogeographic patterns are likely to have played the most prominent role in diversification of ancestral mammalian lineages?
A. Proliferation of grasslands during the Cenozoic era
B. Convergent evolution following loss of land bridges during the Cenozoic era
C. New opportunities from loss of other vertebrates in the sixth mass extinction event during the Cenozoic era
D. Fission and fusion events in plate tectonics during the Mesozoic era
Ans: D. Fission and fusion events in plate tectonics during the Mesozoic era
You might also like to view...
Researchers find support in the __________
hypothesis to explain the mass extinction of nearly all remaining dinosaurs. a. adaptive radiation b. endosymbiosis c. K-T Asteroid hypothesis d. molecular clock e. continental drift
What are the thin plates in spongy bone?
Approximately half of known animal carcinogens can be detected by the Ames test.
Answer the following statement true (T) or false (F)
A cell contains intermediate filaments, to which organism must the cell then belong?
a. to a unicellular organism b. to a multicellular organism c. to a protist d. to a bacterium