Chapter 1 Lesson 1 Word Scramble
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Term | Definition |
organism | A living thing. |
cell | The basic unit of structure and function in living things. |
unicellular | Made of a single cell. |
multicellular | Consisting of many cells. |
metabolism | The combination of chemical reactions through which an organism builds up or breaks down. |
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 organism's life to produce a more complex organism. |
asexual reproduction | A reproductive process that involves only one parent and produces offspring that are genetically identical to the parent. |
sexual reproduction | A reproductive process that involves two parents that combine their genetic material to produce a new organism which differs from both parents. |
spontaneous generation | The mistaken idea that living things arise from nonliving sources. |
controlled experiment | An experiment in which only one variable is manipulated at one time. |
autotroph | An organism that is able to capture energy from sunlight of chemicals and use to produce its own food. |
heterotroph | An organism that cannot make its own food and gets food by consuming other living things. |
homeostasis | The condition in which an organism's internal environment is kept stable in spite of changes in the external environment. |
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