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1
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One of two prokaryotic domains of life, the other being Archaea.
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2
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An integrated group of cells with a common function, structure, or both
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3
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A widely accepted explanatory idea that is broad in scope and supported by a large body of evidence
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4
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A component of the process of science whereby a scientist carries out two parallel tests, an experimental tests and a control test. The experimental test differs from the control by one factor, the variable.
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6
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A group of two or more atoms held together by covalent bonds
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7
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An assemblage of all the organisms living together and potentially interacting in a particular area.
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9
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A discrete unit of hereditary information consisting of a specific nucleotide sequence inDNA. Most of the genes of a eukaryote are located in its chromosomal DNA; a few are carried by the DNA of mitochondria and chloroplast.
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14
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A group of whose members posses similar anatomical characteristics and have the ability to interbreed and produce viable, fertile offspring.
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17
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Descent with modification; the idea that living species are descendants of ancestral species that were different from present-day ones; also the genetic changes in a population over generations.
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21
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The domain that includes all eukaryotic organisms.
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22
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An organism that makes organic food molecules from C02, H20, and other inorganic raw materials: a plant, algae, or autotrophic bacterium.
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23
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One of two prokaryotic domains of life, the other being Bacteria
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24
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A structure consisting of several tissues adapted as a group to perform specific functions.
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