What Shapes an Ecosystem? Ecosystems are made up of: * Biotic factors- all living parts of an ecosystem (plants‚ animals‚ bacteria) * Abiotic factors- all nonliving (but natural) parts of an ecosystem (soil‚ wind‚ water) These factors together (biotic and abiotic) determine which types of organisms can live in that particular ecosystem. A habitat- the place where an organism lives- includes both biotic and abiotic factors A niche includes both the habitat of an organism and its unique
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Unit 8 Textbook Notes 12.1 The N2O4-NO2 Equilibrium System When you put a sample of N2O4‚ a colorless gas‚ in a closed container at 100C a reddish-brown color starts to show. This is due to NO2 formed by the decomp. of part of the original substance. The forward and reverse reactions are taking place at the same rate. The concentrations of species present remain constant with time. These concentrations are independent of the direction from which equilibrium is approached. The equilibrium constant
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Chapter 13: European State Consolidation in the Seventeenth and Eighteenth Centuries Chapter Overview •From the early seventeenth century through World War II‚ no region so dominated the world politically‚ militarily‚ and economically as Europe. •During this period‚ power shifted from the Mediterranean area—where Spain and Portugal had taken a lead in the conquest and early exploitation of the New World—to the states of northwest and later north-central Europe. •Five major states‚ Great Britain
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- No solid political system - While China rose to power they did not believe in a certain god while India believed in many gods. - Male dominated society‚ women had virtually no rights Mauryan/Gupta India Political – Caste System‚ Regionalism + diversity‚ Ashoka (grandson of Chandra Gupta‚ led military‚ converted to Buddhism and the promoted peace throughout India‚ wrote on rocks all through India encouraging peace and unification throughout India) Economics – traded + merchants (lots
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Biological Basis of Behavior Neurons Neuroanatomy: Study of the parts/function of a neuron. Neuron: Nerve cells. Their parts are dendrites‚ soma‚ axon‚ Myelin sheath‚ and Terminal buttons. Dendrites: Rootlike structures that form synaptic connections with other neurons Soma: The body of the neuron‚ contains the nucleus and other cell organelles Axon: Wirelike structure that connects the soma to the Terminal buttons Myelin sheath: Fatty covering of the axon that speeds up neural
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Chapter 23 The "Bloody Shirt" Elects Grant The Republicans nominated General Grant for the presidency in 1868. The Republican Party supported the continuation of the Reconstruction of the South‚ while Grant stood on the platform of "just having peace." The Democrats nominated Horatio Seymour. Grant won the election of 1868. The Era of Good Stealings Jim Fisk and Jay Gould devised a plot to drastically raise the price of the gold market in 1869. On "Black Friday‚" September 24‚ 1869‚ the two bought
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Chapter 7 India Monday‚ October 15‚ 2012 12:21 PM Indian Subcontinent • 3 topographical zones: - Northern mountainous zone - Indus and Ganges basins - Peninsula Vindhya Mountains and Deccan plateau divide peninsula from other two zones 4 sub regions in Peninsula: - Tropical Kerala in west - Coromandel Coast in east - Flat area of Tamil Nadu in south - Island of Sri Lanka Weather‚ Crops‚ and Geography • Peninsular India and Ganges Valley have a subtropical climate and
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9-1 Identifying the Genetic Material Griffith’s experiments Frederick Griffith‚ a bacteriologist‚ was trying to prepare a vaccine against the pneumonia-causing bacterium‚ S. pneumoniae. A vaccine is a substance that is prepared from killed or weakened microorganisms and is introduced into the body to protect the body against future infections by the microorganisms. Griffin worked with 2 types‚ or strains of S. Pneumonia. The first strain is enclosed in a capsule made of polysaccharides
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Chapter 4 Portuguese - first to begin slave trade slaves‚ manufactured goods were traded for rice‚ sugar‚ tobacco; taken back to Europe and were sold then traded again for manufactured goods Society with slaves - part of labor force were slaves Slave society - majority of laborers are slaves About 300 slaves on a ship‚ 1 in 6 died Bodies thrown overboard Middle Passage - brutal journey from africa to america Auctions losing independence because more are being brought Slaves costed twice
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AP Biology August 23‚ 2012 Egg Osmosis Lab Definition of osmosis: The diffusion of water across a selectively permeable membrane from high to low concentrations Hypothesis: If I place an egg in vinegar‚ then the outer layer of the egg is going to become slimy and look like rubber. It will also become larger and bubbles will form on and around the egg. Hypothesis: If I place an egg in corn syrup‚ then the egg will become small and the outer layer will not look like rubber any longer. Day one:
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