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11 Cards in this Set
- Front
- Back
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Grouping organisms What are the 7 species groups? |
Kingdom, phylum, class, order, family, genus, species Kids prefer cheese over fried green spinach |
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What is the difference between an artificial system and a natural system?
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Artificial- based on one or two characteristics e.g. When a bird lives near the seaside, they are seabirds Natural- based on evolutionary detail e.g. Animals more closely related are more likely to be in same group |
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What has helped scientists determine how close two animals are together? |
By the sequencing of DNA |
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Meaning of species. |
A group of organisms that can be interbreed to produce fertile offspring |
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What is the binomial system? |
Where every animal has two parts to its name: first part is genus (capital letter) and second part species (lower case) |
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Why can some animals be difficult to classify? |
They could have two parts of two animals such as the archaeopteryx it has feathers like birds and a long bony tail like a reptile |
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Why can't bacteria be classified as a species? |
They reproduce asexually Asexual reproduction: only involving one parent |
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Why can't a mule ( cross of donkey and horse) be classes a species? |
They are infertile Hybrids: infertile offspring produced when two animals of a different species breed |
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Why can't you tell if some animals are closely related and have common ancestors? |
They may have different features to living in different habitats |
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Why are dolphins and fish similar and why are they different? |
Both share the same habitat (ecologically related) , dolphins are mammals |
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Why are dolphins and bats similar and why are they different? |
They are both mammals (related through evolution) but are in different habitats |
