chapter 1 lesson 1 Word Scramble
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Term | Definition |
organism | a living thing |
cell | the basic unit of function and structure in living things |
unicellular | made of a single cell |
multicellular | consisting of many cells |
metabolism | the combinations of chemical reactions through which an organism breaks down or builds up materials. |
stimulus | Any change or signal in the environment that can make an organism react in some way. |
response | An action or change in behavior that occurs as a result of a stimulus. |
development | the process of change that occurs during an organisms life to produce a more complex organism. |
asexual reproduction | A reproduction process that involves only one parent and produces offspring that are genetically identical to to the parent. |
sexual reproduction | A reproduction process that involves two parents that combine their genetic materials to produce a new organism which differs from both parents. |
spontaneous generation | the mistaken idea that living things arise from non-living sources. |
controlled experiment | an experiment in which only one variable is manipulated at a time. |
autotroph | An organism that is able to capture energy from sunlight or chemicals and use it to produce it's own food. |
heterotroph | An organism that cannot make it's own food and gets food by consuming other animals. |
homeostatis | the condition in which an organism's internal environment is kept stable in spite of changes in it's external environment. |
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