Answer:
The correct answer is - speciation is sympatric.
Explanation:
Sympatric speciation is a process of speciation that takes place when there is reproductive isolation between two populations of a species without any geographical separation.
This speciation takes place in the population with come ancestors as given in the question both pods of dolphins lose their ability to interbreed due to the sympatric speciation without any geographical separation.
Thus, the correct answer is - speciation is sympatric.
The kidneys respond by returning less salt to the blood
High temperatures and greater rainfall increase the rate of chemical weathering. 2. Rocks in tropical regions exposed to abundant rainfall and hot temperatures weather much faster than similar rocks residing in cold, dry regions. ... Soils affect the rate in which a rock weathers.
This is mitosis: the cell does steps before it splits in two
G1 - synthesis - G2 - M(mitosis) in mitosis is PMAT
Prophase
Metaphase
Anaphase
Telophase
Then the last step is cell division or what its called is cytokinesis
