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Organisms which are very similar and can breed (repoduce) to produce offsprings |
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| When ALL the members of a species are dead |
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Organisms like the Giant Panda are described as being |
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The instructions for life |
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| Species X and Y are descendants of species B. Specieas B is referred to as the |
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Preserved remains of plants and animals that lived in the past |
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| Scientists study these to see if organisms are related or not |
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| Another word for differences |
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| Charles Darwin proposed this |
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Only the best adapted survive. Survival of the fittest |
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| Stimulus (light, heat, chemicals etc) |
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| Any factor that can cause a change in an organism |
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| Cells or organs that detect the stimulus |
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| Cells or organs that respond to the stimulus; they make us do things |
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Sensory cells that detect light |
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| Detects heat and pressure |
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