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Click two or more of the word chunk buttons on the left to form words that match the clues listed below.
WordClue
8 letters An action or movement due to the application of a stimulus.
9 letters the change in the characteristics of a species over several generations and relies on the process of natural selection.
9 letters an organism that can produce its own food using light, water, carbon dioxide, or other chemicals.
7 letters a group of organisms that can reproduce with one another in nature and produce fertile offspring.
8 letters anything that can trigger a physical or behavioral change.
7 letters the membrane-enclosed organelle within a cell that contains the chromosomes.
5 letters a class of similar things, especially a group of animals or plants that includes several closely related species.
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