If a few individuals in a population have a favorable trait that others in the population do not have, what would be necessary for the trait to become widespread in the population through natural selection?
1. The trait must be passed on from the individuals to many successive generations.
2. The individuals with the favorable trait must only breed with the individuals without the favorable trait.
3. The population of individuals without the favorable trait must decrease.
A. 2 and 3
B. 2 only
C. 1 and 3
D. 1, 2, and 3
1. The trait must be passed on from the individuals to many successive generations.
2. The individuals with the favorable trait must only breed with the individuals without the favorable trait.
3. The population of individuals without the favorable trait must decrease.
A. 2 and 3
B. 2 only
C. 1 and 3
D. 1, 2, and 3
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D. 1, 2, and 3 is best