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17 Cards in this Set
- Front
- Back
What is the process by which species have changed and diversified since life arose? |
evolution |
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What term is used to describe identifying and classifying organisms based on common ancestory? |
taxonomy |
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List the classification categories in order from most specific to least. |
species, genus, family, order, class, phylum, kingdom, domain |
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What is the two-part scientific name biologists give each living thing? |
binomial name |
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List the two parts of the binomial scientific name in order. |
Genus species |
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What font is always used in print for an organism's scientific name? |
italics |
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When writing an organism's scientific name, which part of the name, genus or species is always capitalized? |
Genus |
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What are the three domains? |
Bacteria, Archaea, Eukarya |
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Both domains Bacteria and Archaea contain _____. |
prokaryotes |
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Describe prokaryotes. |
unicellular; no nucleus |
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Describe eukaryotes. |
has nucleus |
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What domain of unicellular organisms live in aquatic environments that lack oxygen or are too salty, too hot, or too acidic for most other organisms? |
Archaea |
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Of the domains Bacteria, Archaea, and Eukarya, which two do not have kingdoms assigned? |
Bacteria and Archaea |
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Name the four kingdoms of the domain Eukarya. |
Protista, Fungi, Plantae, Animalia |
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List two common examples of fungi. |
molds, mushrooms |
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What term describes an organism's adaptation to the environment whereby only the most fit within a population reproduce? |
natural selection |
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Darwin theorized the descent of species originated from common ancestors that underwent genetic modifications that make each species more suited to its environment. What is the term for this? |
evolution |