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| Pertaining to all the nonliving things in an environment. |
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| The rate of change in velocity. |
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| Any trait that helps an organism survive and reproduce in its environment. |
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| One of two or more forms of a gene. |
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| Tiny air sacs within the lungs where gas exchange occors. |
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| Blood vessels that carry oxygen-rich blood away from the heart. |
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| The process by which humans breed other animals and plants for specific traits. |
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| The smallest particleof an element that has the properties of that element. |
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| An organism that captures matter and energy from a nonliving source (a producer)Ex- Plants, which use the sun's energy and photosynthesis to sustain itself. |
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| a chemical that has a bitter taste that forms when a salt and an acid are mixed. |
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| The variety life in an area that is determined by the number of species in that area. |
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The recycling systems of an ecosystem. Ex-hydrological cycle - water. water is evaporated from the oceans, it rises as water vapor to form clouds when it condenses on dust particles in the cooler upper atmosphere. The clouds can precipitate as rain, snow or hail. The runoff creates rivers which water bionic systems.
Plant and animal life exists in the water. Eventually, the river water empties out to the sea. The system is happening all the time. |
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The total mass of living tissue in a trophic level,
1.
the total mass of organisms in a given area or volume. |
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| A major ecological system that occupies a large region of land or water and is characterized by the organisms adapted to its particular environment. |
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| Pertaining to all the living thing in an environment. |
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| A measure of ENERGY stored in a particular food. |
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| Microscopic blood vessles that connect arteries and veins. |
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| The maximum amount of organisms of one species that an environment can support for the long term. |
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| Strong but flexible material found in some parts of the body. |
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| The smallest living unit that carries on the activities of an organism. |
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| The sequence of events that lead to cell growth and division. |
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| States that cells are the basic units of life, that all organisms are made of cells, and that cells produce new cells. |
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| A process in which glucose and other organic molecules are broken down to release energy in the presence of oxygen. |
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| A force that holds together two atoms in a compound. A force resulting from the redistribution of energy contained by orbiting electrons, which tends to bind atoms together to form molecules. |
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| The ability or inability of a substance to react with or change into one or more new substances. |
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| The process in which one or more substances are change into new substances. |
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| Pigment that gives plants their green color which they use to capture the sunlights energy to use for the production of sustanance. |
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| One copy of a chromasome that is joined to its exact duplicate sister chromatid. |
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| Structures where genes are located. |
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| Diagram that shows the evolutionary relationship of organisms. |
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| To group into categories based on similar based on similar characteristics. |
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| A persistent or noticable change in local or global weather patterns in an extended period of time. |
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| small body of ice or rock that is left over from the formation of a solar system. |
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| A symbiotic relationship in which one organism benifits and the other is not affected. |
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| Machines made of more than one simple machine. |
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| the transfer of thermal energy between particles that collide. |
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| Recognizeable pattern formes by groups of stars in the night sky. |
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| To show differences between. (one thing and another) |
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| The transfer of thermal energy by the movement of particles. |
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| The process in which the DNA from the father and DNA from the mother of an organism switch chromosomes. |
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| The process by which material is either laid on the ground or sinks to the bottom of a body of water. |
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| To see or state the differnce betwen two or more things. |
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| To notice that one thing is different from another. |
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| The process in which an extra copy of DNA is made. |
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| To interprit or make differences based on the result of an investigation. |
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| A community of different organisms living in an area, an all the nonliving surroundings. |
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| Waves created by vibrating electric charges that can travel through matter of space. |
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| A substance in which all the atoms are the same. |
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| Reactions that require the addiciton of energy to proceed. Examples- The melting of ice cubes, conversion of frost to water vapor, evaporation of water, baking bread, cooking an egg. |
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| A natural material people use to meet their energy needs. |
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| The change of one type of energy into another type of energy. |
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| Molecules, often proteins, that facilitate chemical reactions in organisms. |
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| A disease or illness affecting a large number of people. |
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| A study of how the chemicals that are not part of the DNA sequence affect the expression of genes. |
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| To transport of weathered materials from one place to another by way of water, ice, wind, or gravity. |
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| A muscular tube that moves food from the throat to the stomach. |
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| A cell with a nucleus and many organelles enclosed in their own membranes. |
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| When excess nutrients in tnutrients in water causes oxygen depletion. |
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| Change in living organsims over long periods of time. |
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| Reactions that release energy as the reaction proceeds. Ex- Making ice cubes, conversion of frost to water vapor,formation of snow in clouds. |
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