The appearance of a fertile, polyploid individual within a population of diploid organisms is a possible source of new species. If this individual is capable of reproducing to form a new population, this would be considered to be an example of .

Sympatric speciation.

Explanation:

Sympatric speciation is a type of speciation that occurs when 2 types of groups of the common species live in the common geographic location, but they grow differently until they can no longer interbreed and are known as different species.

This speciation can occur in different types of species such as bacteria, the apple maggot fly, and cichlid fish, but it is difficult to tell when this speciation is happening or has occurred in nature. There are four types of speciation occurs:

1) Symmetric

2) Allopathic

3) Parapatric

4) Peripatric.

the answer is: metamorphic rocks often show the presence of fossils, also a

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-lavira: )