Answer: It is a chemical change
Explanation:
The correct answer is <span>B. They will become separate species.
This is an example of a</span><span>llopatric speciation.
This means that the two populations of the same species gradually develop into separate species after being separated by a geographical barrier.
In the case of the </span><span>Astyanax mexicanus, the two populations are separated by the cave.</span>
The six most common elements inliving things are carbon, hydrogen, oxygen, nitrogen, phosphorus, and sulfur. Atoms of these elementscombine and form thousands of large molecules. These large molecules make up the structures of cells and carry out many processes essential to life.
