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Chapers 23-25
| Question | Answer | |
|---|---|---|
| Individuals who are better able to survive and reproduce are more likely to be selected for than individuals who don't survive or cannot reproduce. | Natural Selection | |
| An adaptation is a trait that increases an individual's ability to survive in a particular environment | Adaptation | |
| Heritability is the ability of a trait to be passed on to offspring. | Heritability | |
| The Galápagos Islands are cooled by the _____. | The Humboldt carries cool water northward from Antarctica | |
| How many finch species did Darwin send to the British Museum? | Thirteen distinct species of finch were identified. | |
| An adaptation is _____. | a trait that gives an organism a reproductive advantage in the current environment | |
| four postulates of natural selection? | Variation in population, heritable variation, selection, differential survival or reproduction | |
| Does the ability of a Mycobacterium tuberculosis cell to infect a new host depend on its drug-resistant phenotype? | No, drug-susceptible cells and drug-resistant cells are equally likely to infect a new host. | |
| True or false? It would be difficult to assess whether the drug-susceptible or drug-resistant phenotype in a population of Mycobacterium tuberculosis was more fit in an environment without antibiotics. | True | |
| A challenge to traditional (pre-1860) ideas about species came from embryology, when it was discovered that _____. | embryos of dissimilar organisms, such as sharks and humans, resemble each other | |
| Charles Darwin _____. | proposed natural selection as the mechanism of evolution |
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teddyY279
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