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| coded units of information about specific traits that are passed from parents to offspring during reproduction |
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| process by which a particular beneficial gene is reproduced in succeeding generations more than other genes |
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| variety of different species, genetic variability amoung individuals within each species, variety of ecosystems and function such as energy flow and matter recycling needed for the survival of species |
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| characteristics of an organism expressed by genes/influenced by environment |
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| sum total of all genes found in the individuals of the population of a species |
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| grouping of genes and associated proteins in plant and animal cells that carry genetic info. |
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| Theory of geophysical processes that explains the movements of lithospheric plates and the processes |
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| Change in the statistical distribution of weather patterns over long periods of time |
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| solid rock exposed at earth's surface is changed to seperate solid particles and dissolved material |
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| random change in DNA molecules making up genes that can alter anatomy, physiology or behavior in off-spring |
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| Any genetically controlled structural physiological or behavioral characteristic that helps an organism survive and reproduce under a given set of environmental conditions |
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Aerobic: A form of cellular respiration that requires oxygen in order to generate energy.
Anaerobic: A form of cellular respiration that occurs when oxygen is absent or scarce. |
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| an organism that digests parts of dead organisms and cat-off fragments |
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CONSUMERS
obtains food by feeding on other organisms |
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| Photosynthesis Chemical Formula |
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| 6CO2+12H2O + energy ---> C6H12O6+6H2O+6O2 |
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| C6H12O6+6O2--> 6CO2+6H2O+energy |
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| capable of making its own food via photosynthesis |
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| group of individual organisms of the same species in an area |
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| populations of all species living and interacting in an area |
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| community of different species interacting with one another |
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| group of organisms that resemble one another |
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| a measure of unavailable energy in a closed thermodynamic system |
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| 1st law of thermodynamics |
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| in any physical or chemical change, no detectable amount of energy is created or destroyed, however it can change from one from to another |
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| 2nd law of thermodynamics |
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heat--> work
some of initial energy input is always degraded to lower quality, more dispersed |
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natural- from nature
synthetic - man-made |
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| kinetic vs. potential energy |
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potential energy- is the energy stored in an object because of its position, stored energy which can be used to do work
kinetic energy- energy that matter has because of its mass and speed |
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organic - contains carbon combined with one or more elements such as hydorgen, oxygen etc
inorganic- do not contain carbon |
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| law of conservation of matter |
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| during a chemical reaction matter is not created or destroyed, same amount of atoms before and after |
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| change of a radioisotope to a different isotope by the emission of radioactivity. |
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| time needed for half of a radioactive nuclei to emit their radiation (decay) |
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climate- physical properties of troposphere based on analysis of weather records
weather- short term changes in temp. barometric pressure, humidity |
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rocks- any material that makes up a large natural continuous part of the earths crust
minerals- any naturally occurring inorganic substance found in the earths crust as a solid |
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