When humans purposefully apply selection pressure to populations, the process is known as:
Correct answer: D. Artificial selection
- A. Natural selection
- B. Evolution
- C. Genetic drift
- D. Artificial selection
Explanation
When humans purposefully apply selection pressure to populations, such as in breeding programs for plants or animals, it is known as artificial selection. Humans choose which individuals to breed based on desirable traits, which can lead to changes in the population over time.Artificial selection, or selective breeding, is the process where humans intentionally breed plants and animals for specific, desirable traits. It works by repeatedly choosing parent organisms with desired characteristics to reproduce, which leads to the offspring inheriting those traits. This has resulted in the development of domesticated animals and crop varieties with features like higher yields or specific appearances.
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About Evolution
Evolution describes heritable change in populations over generations through variation, natural selection and adaptation. Lamarckism explains inheritance of acquired characteristics, while Darwinism explains selection of favourable inherited variations; these historical explanations must not be confused with the modern genetic account of evolutionary change.
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