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is a tool that allows the user to determine the identity of items in the natural world, such as trees, wildflowers, mammals, reptiles, rocks, and fish.)
Dichotomous keys always give two choices in each step.
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| Any cellular organism that lacks a distinct nucleus. |
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| An organism that cannot synthesize its own food and is dependent on complex organic substances for nutrition. |
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| In biology, the largest of the divisions of living things. |
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| An individual form of life, such as a plant, animal, bacterium, protist, or fungus; a body made up of organs, organelles, or other parts that work together to carry on the various processes of life. |
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| System of naming organisms in which each organism is indicated by two words, the genus (capitalized) and species (lowercase) names, both written in italics. |
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| An organism capable of making its own food from inorganic substances, using light or chemical energy. |
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| The systematic grouping of organisms into categories on the basis of evolutionary or structural relationships between them. |
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| A temporary protoplasmic limblike process of an amoeba that can be extended to propel itself or to engulf food. Means "False Foot" |
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| Taxonomy is the area of the biological sciences devoted to the identification, naming, and classification of living things according to apparent common characteristics. |
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| A fundamental category of taxonomic classification, ranking below a genus or subgenus and consisting of related organisms capable of interbreeding. |
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| a biologist who specializes in the classification of organisms into groups on the basis of their structure and origin and behavior. |
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| Any of a large group of single-celled, usually microscopic, eukaryotic organisms. Means "First Animal" |
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| Having or consisting of one cell. |
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| Alexander Fleming is famous for discovering the usefulness of penicillin as an antibacterial agent. |
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| An organism, often a bacterium or fungus, that feeds on and breaks down dead plant or animal matter. |
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| Is know as the father of Taxonomy. Linnaeus is most widely known for having introduced efficient procedures for naming and classifying plants and animals at a time when new species were being rapidly discovered by explorers. |
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| Early Greek philosopher who started grouping organisms into two groups: plants and animals. |
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| Hairlike projections that extend from some unicellular organisms and aid in their movement. |
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| Is a name in general use within a community and may be different from place to place. |
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| A minute organism which can only be seen using a microscope. |
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| The wide variety of life on Earth. |
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| Tiny microscopic hairs found on microbes that help in movement. |
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| The study of living things and how they interact with their environment. |
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