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A small portion of a population that is geographically isolated from the rest of the population runs the risk of decreased
geographic isolation
It will reduce genetic diversity.
A wide diversity of species existed.
genetic variation
biological diversity.
chromosome number
Charles Darwin
An organism with favorable genetic variations will tend to survive and breed successfully.
Which of these would have the least effect on natural selection in a subspecies of giraffes that is geographically isolated from other subspecies of giraffe
geographic isolation
It will reduce genetic diversity.
A wide diversity of species existed.
genetic variation
biological diversity.
chromosome number
Charles Darwin
An organism with favorable genetic variations will tend to survive and breed successfully.
Which of these best illustrates natural selection?
geographic isolation
It will reduce genetic diversity.
A wide diversity of species existed.
genetic variation
biological diversity.
chromosome number
Charles Darwin
An organism with favorable genetic variations will tend to survive and breed successfully.
The scientist who published the booh Origin of Species and proposed the theory of natural selection was
geographic isolation
It will reduce genetic diversity.
A wide diversity of species existed.
genetic variation
biological diversity.
chromosome number
Charles Darwin
An organism with favorable genetic variations will tend to survive and breed successfully.
Fossil evidence suggests that a number of members of one fish species from an ancient lake in Death Valley, California, became several isolated species. Each of these new species lived in a different pond. Which of the following best explains the cau
geographic isolation
It will reduce genetic diversity.
A wide diversity of species existed.
genetic variation
biological diversity.
chromosome number
Charles Darwin
An organism with favorable genetic variations will tend to survive and breed successfully.
Earth has undergone some catastrophic changes from time to time. Which of these most likely explains why life on Earth continued following these catastrophes?
geographic isolation
It will reduce genetic diversity.
A wide diversity of species existed.
genetic variation
biological diversity.
chromosome number
Charles Darwin
An organism with favorable genetic variations will tend to survive and breed successfully.
If a paleontologist finds fossils of many different species existing in the same area at approximately the same time, the paleontologist can conclude that the ecosystem in this area had a high degree of
geographic isolation
It will reduce genetic diversity.
A wide diversity of species existed.
genetic variation
biological diversity.
chromosome number
Charles Darwin
An organism with favorable genetic variations will tend to survive and breed successfully.
A small population of chimpanzees lives in a habitat that undergoes no changes for a long period. How will genetic drift probably affect this population?
geographic isolation
It will reduce genetic diversity.
A wide diversity of species existed.
genetic variation
biological diversity.
chromosome number
Charles Darwin
An organism with favorable genetic variations will tend to survive and breed successfully.
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