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14 Cards in this Set
- Front
- Back
What is classification?
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Classification means placing organisms into similar groups
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What is the science of classifying organisms?
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Taxonomy
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What is the basic unit of classification?
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Species
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What is a species?
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A species is a group of similar organisms capable of interbreeding to produce fertile offspring
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What is variation
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Variation is the difference between members of a species.
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The variation within a species may be..
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Acquired or inherited
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What is acquired variation?
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Acquired variation is non-genetically controlled variation
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What is inherited variation?
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Inherited variation is genetically controlled variation
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What is heredity?
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Heredity is the passing on of features from parents to offspring by means of genes
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What is a gene?
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A gene is a section of DNA that causes the production of a particular protein
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What percentage of chromosomes is protein?
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60%
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What percentage of chromosomes is DNA?
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40%
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What is junk DNA?
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Non-coding DNA
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What holds DNA folded in the nucleus?
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Protein
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