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| A variable (often denoted by x) whose variation does not depend on that of another. |
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| A variable (often denoted by y) whose value depends on that of another. |
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| The variables that do not change in an experiment. They are kept constant. |
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| Single celled organisms, with cell membrane and no bound organelles |
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| Can be multi-celled organisms, with cell membranes and bound organelles. |
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| consisting in systematic observation, measurement, and experiment, and the formulation, testing, and modification of hypotheses |
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| This term overtly refers to the planning of a process of data collection. |
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| Unique Chemical Properties of Water |
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| Cohesion, Adhesion, Surface Tension, High Specific Heat |
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| Water molecules attract/stick to each other |
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| Water molecules stick to other polar objects. |
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| Hydrogen bonds create a sort of skin, light weight organisms can't break the bonds. |
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| Requires a lot of applied heat to raise water's temperature. |
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| Form when atoms transfer electrons |
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| Form when atoms share electrons |
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| Unequal sharing of electrons |
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| Bonds between opposing partial charges. Hold water molecules together. |
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| Diffusion of water through a semi-permeable membrane |
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| the net movement of a substance from high concentration to low. Like Osmosis. |
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| Ability of solution to cause cells to gain/lose water. |
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| Lower[water], Higher[solute] |
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| Higher[water], Lower[solute] |
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| 2nd main component of a cell membrane |
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| Water Molecule: Polar Covalent Bonds hold the H and O together. |
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| Main component of a cell membrane |
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| can interbreed and produce viable offspring |
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| all members of one species in same time and place |
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| all populations in same time and place |
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| Includes biotic and abiotic factors |
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| benefits for both. (+/+) Ex: Crabs have sea anemonies on their backs. Crabs get protection and attract mates, Sea Anemonies get movement and more sources of food. |
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| Good for one organism, bad for another. Ex: Mistletoe on trees. Mistletoe absorbs nutrients from trees, trees get their nutrients absorbed :'( (+/-) |
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| One organism benefits, but we're unsure about the other. Like Whales and Barnacles. Barnacles benefit, but we aren't sure whether whales are harmed or not. (+/0) |
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| Both sides lose (-/-) Because it doesn't further the lives of either animal. |
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| One wins cause it gets food, the other loses cause it's dead. (+/-) |
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| Species that keeps everything from crumbling. Ex: Sea otters, Starfish |
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| Sometimes called species richness. The higher the diversity, the healthier the ecosystem. |
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| Genetic diversity, the level of biodiversity, refers to the total number of genetic characteristics in the genetic makeup of a species. |
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| The variety of ecosystems that occurs within a larger landscape, ranging from biome (the largest ecological unit) to microhabitat |
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Places where biodiversity could disappear
(High number of endemic species and 70% of original habitat) |
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| organisms found only in one place |
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| Significance of Lake Baikal |
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| Deepest lake, Oldest lake, 1/5 of World's fresh water, endemic species like fresh water seals. |
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| Major threat. Due to destruction/fragmentation. |
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| Major Threat. Potential to screw everything over. |
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| Major threat. Ex: over-fishing. Depletes resource or species. |
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| Disruption of interaction networks |
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| Major Threat. disrupts how different species interact with one another. XD |
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| Pollution and Climate Change |
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| Major Threat. Death can abound and some species can't evolve fast enough to deal with the climate change. |
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| Genetic change in a population over time |
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Events that lead to the clean water act
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Definition
| Cuyahoga River Fire in Cleaveland, Ohio, 1969 |
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pollutants have originated from this
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| Like run-off, not directly from pollutant |
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| occurs when an organism absorbs a toxic substance at a rate greater than that at which the substance is lost. |
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| the increase in concentration of a substance that occurs in a food chain |
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| Waterbourne disease affecting Hatii |
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