Which one of the following would cause the Hardy-Weinberg principle to be inaccurate?
1. The size of the population is very large.
2. Individuals mate with one another at random.
3. Natural selection is present.
4. There is no source of new copies of alleles from outside the population.
2. Individuals mate with one another at random.
3. Natural selection is present.
4. There is no source of new copies of alleles from outside the population.
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Which one of the following populations would most quickly lead to two groups with few shared traits?
| 1. | a population with disruptive selection |
| 2. | a population with directional selection |
| 3. | a population with stabilizing selection |
| 4. | a population with no selection |
Which of the following is used as an atmospheric pollution indicator?
| 1. | Lepidoptera | 2. | Lichens |
| 3. | Lycopersicon | 4. | Lycopodium |
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The theory of spontaneous generation stated that:
1. life arose from living forms only
2. life can arise from both living and non-living
3. life can arise from non-living things only
4. life arises spontaneously, neither from the living nor from the non-living
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Animal husbandry and plant breeding programmes are the examples of:
1. reverse evolution
2. artificial selection
3. mutation
4. natural selection
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Palaeontological evidence for evolution refers to the:
| 1. | development of the embryo | 2. | homologous organs |
| 3. | fossils | 4. | analogous organs |
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The bones of forelimbs of whales, bats, cheetahs, and men are similar in structure, because:
| 1. | one organism has given rise to another |
| 2. | they share a common ancestor |
| 3. | they perform the same function |
| 4. | they have biochemical similarities |
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Analogous organs arise due to:
| 1. | divergent evolution | 2. | artificial selection |
| 3. | genetic drift | 4. | convergent evolution |
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(p+q)2 = p2 + 2pq + q2 = 1 represents an equation used in:
1. population genetics
2. mendelian genetics
3. biometrics
4. molecular genetics
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The appearance of antibiotic-resistant bacteria is an example of:
1. adaptive radiation
2. transduction
3. pre-existing variation in the population
4. divergent evolution
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