The formation of the isthmus of Panama, dividing the Pacific Ocean from the Caribbean Sea, resulted in many instances of
A) allopatric speciation.
B) sympatric speciation.
C) gene flow.
D) polyploidy.
A
Environmental & Atmospheric Sciences
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Fill in the blanks with correct word
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In GIS use, vector data specify location
Indicate whether the statement is true or false.
Environmental & Atmospheric Sciences
What is the geologic setting of Vancouver, British Columbia?
A. It is surrounded by low-lying hills. B. It is on a large but scenic island in the ocean. C. It is along the Fraser River and its delta. D. It is on a large but scenic island in a lake. E. None of these choices are correct.
Environmental & Atmospheric Sciences
Dip will always be 90° away from strike
Indicate whether this statement is true or false.
Environmental & Atmospheric Sciences