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| A substance that cannot be broken down, or converted, to simpler substance by ordinary chemical means |
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| Smallest Particle of an element that retains properties of that element |
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| contain a framework of carbon to which at least some hydrogen is bound |
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| A group of similar cells that perform a specific function |
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| a structure usually composed of several tissue types that form a functional unit |
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| Members of the same species inhabiting the same area |
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| All organisms capable of breeding with one another. Basic unit of Taxonomic classification |
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| 2 or more populations of different species living and interacting in the same area |
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| A community together with its nonliving surroundings |
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| Part of Earth inhabited by living organisms; includes nonliving components |
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| An organized systematic process that gathers knowledge about the world |
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| All events can be traced to natural causes; evidence we gather has not been distorted to fool us |
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| 6 interrelated steps for this process of inquiry |
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| based on previous observation (SM) |
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| results produced by experiments lead to... |
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| cause of a specific observation |
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| used to rule out all possible variables |
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| more general/reliable than hypothesis. Far from being an educated guess. General Explanation of important natural phenomena |
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| The process of creating a generalization as a result of making many observations that support it, and none contradict it. |
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| Generating hypotheses about how a specific experiment or observation will turn out |
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| process by which modern organisms descend, with modifications, from pre-existing forms of life |
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| modern organisms descend, with modification, from pre-existing lifeforms |
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| process by which organisms with specific traits that help them cope with the environment reproduce more successfully than other who lack these traits |
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| 23 pairs. Houses an organism's DNA in each cell |
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| Errors or variation in copying DNA |
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| Structures,physiological processes, or behaviors that aid in survival and reproduction in a particular enviornment |
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| Characteristics of Living things |
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-Composed of cells
-homeostasis
-respond to stimuli
-acquire energy
-Growth
-reproduce
-capacity to evolve |
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| cell is a basic unit of life. |
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| All cells contain them, units of hereditary information |
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| structures in cell that carry out specific functions |
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| enclosed by membrane, inside of cell |
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| total number of species within a given region |
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| Greek: "stay the same". Maintain internal enviornmen |
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| Materials organisms need for survival. |
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| process plants use to capture energy |
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| 3 categories that scientists organize organisims |
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| Bacteria, Archeaea, Eukarya |
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| Fungi, Plantae, Animalia, Protists |
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| Scientists use this to name species. Genus and species |
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| always capitalized in binomial name |
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| Nucleus in cells, membrane-enclosed |
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| No nucleus, genetic material in cytoplasm, no membrane bound organelles |
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| Cells that carry out specific function |
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