| 单词 | geographic barrier |
| 释义 | geographic barrier The decision was made because the sampling sites were within 2km mi of each other, and no geographic barrier could be identified. Retrieved from Wikipedia CC BY-SA 3.0 At that time, the area was covered by a sea, which created a geographic barrier that caused the species to diverge through the process of allopatric speciation. Retrieved from Wikipedia CC BY-SA 3.0 To find and name new species, they will search for geographic barriers that cut through the range of an existing species, such as rivers or mountains. Smithsonian Mag These geographic barriers have enabled the emergence of a wide variety of flora and fauna and high biodiversity in the sanctuary. Retrieved from Wikipedia CC BY-SA 3.0 The underlying causes of this population subdivision could be geographic barriers to gene flow followed by genetic drift in the subpopulations. Retrieved from Wikipedia CC BY-SA 3.0 |
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