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LT 1a
Characteristics of Life
Term | Definition |
---|---|
cell | the smallest, most basic unit of life - contains DNA |
stimulus | a change that affects the activity of an organism - something that causes a response |
response | any reaction of a living organisms caused by a stimulus |
homeostasis | the ability of organisms to maintain stable internal conditions |
reproduction | the process of living things creating offspring similar to themselves |
asexual reproduction | the process of ONE PARENT passing genetic information (DNA) to an identical offspring |
sexual reproduction | the process of TWO PARENTS combining genetic information (DNA) to produce unique offspring |
heredity | the passing of traits (through genetic material - DNA) from parents to offspring |
metabolism | all of the processes used to take in and break down food and turn it into energy |
DNA | the genetic information in all cells that contain the instructions to make each individual |
biotic | anything alive, dead (once alive), or dormant (will be alive) |
abiotic | anything that has never been and never will be alive |
adaptation | he process by which an animal or plant species becomes better suited to its environment |
develop | the process (often a transformation) that occurs during an organism’s life that results in a more complex organism |
grow | addition of mass to an organism - the organism gets bigger in size! |
energy | the ability to do work |
scientific argument | a description of a scientific idea and the evidence for or against it. |
multicellular | organism made of many cells |
unicellular | organism made of just one cell |