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- These wolves had to emigrate due to lack of food, they traveled to find a new home.
- One day, a river grew between them. This can also be seems an isolating mechanism.
- An isolating mechanism is any property of two species that stops them from interbreeding.
- They decided to go their separate ways. Over time this caused variation.
- Variation is any difference between cells, individual organisms, or groups of organisms of any species.
- Selection is the preferential survival and reproduction or preferential elimination of individuals with certain genotypes, by means of natural or artificial controlling factors.
- The wolves who were separated ended up in a completely new environment causing selection to occur.
- This means that over time, some of the wolves developed gills and webbed feet to survive in their new location.
- Since their new traits were so useful, it ranged to being a trait in more and more of the wolves over time. In other words, it was became an inherited trait that every wolf had.
- Inheritance is the transmission of traits or information from one generation of individuals or cells to the next.
- This resulted in overall Speciation.
- Speciation is the evolutionary process by which populations evolve to become distinct species.
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