Bio terms for chapter 1.1-1.2
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| biosphere | All organisms and the part of Earth where they exist
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| biodiversity | The variety of organisms in a given area, the genetic variation within a population, the variety of species in a community, or the variety of communities in an ecosystem.
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| species | A group of organisms that are closely related and can mate and produce fertile offspring; also the level of classification below genus and above subspecies
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| biology | The scientific study of living organisms and their interactions with the environment
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| science | The knowledge obtained by observing natural events and conditions in order to discover facts and formulate laws or principles that can be verified or tested.
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| organism | A living thing,; anything that can carry out life processes independently.
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| cell | In biology, the smallest unit that can perform all life processes; cells are covered by a membrane and contain DNA and cytoplasm.
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| metabolism | The sum of all chemical processes that occur in an organism.
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| DNA | Deoxyribonucleic acid, the material that contains the information that determines inherited characteristics.
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| system | Changing, organized group of related parts that interact to form a whole.
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| ecosystem | A community of organisms and their abiotic environment.
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| homeostasis | The maintenance of a constant internal state in a changing environment; a constant internal state that
is maintained in a changing environment by continually making adjustments to the internal and external environment.
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| evolution | Generally, in biology, the process of change by which new species develop from preexisting species over
time; at the genetic level, the process in which inherited characteristics within population change over time;
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| evolution part 2 | the process defined by Darwin as "descent with modification"
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| adaptation | The process of becoming adapted to an environment; an anatomical, physiological, or behavioral change that improves a population's ability to survive.
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| observation | The process of obtaining information by using the senses; the information obtained by using the senses.
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| data | observations and measurements recorded during an experiment.
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| hypothesis | a testable idea or explanation that leads to scientific investigation.
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| experiment | a procedure that is carried out under controlled conditions to discover, demonstrate, or test a fact, theory, or general truth.
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| Independent variable | condition or factor that is manipulated by a scientist during an experiment.
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| dependent variable | experimental data collected through observation and measurement.
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| constant | condition that is controlled so that it does not change during an experiment.
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| theory | a system of ideas that explains many related observations and is supported by a large body of evidence acquired through scientific investigation.
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| measurement | a determination of the dimensions of something using a standard unit.
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| accuracy | a description of how close a measurement is to the true value of the quantity measured.
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| precision | the exactness of a measurement.
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| microscope | tool that provides an enlarged image of an object.
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| gene | the most basic physical unit of heredity; a segment of nucleic acids that codes for a functional unit of RNA and/or a protein.
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| molecular genetics | study of DNA structure and function on the molecular level.
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| genomics | the study of entire genomes, especially by using technology to compare genes within and between species.
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| biotechnology | use and application of living things and biological processes.
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| transgenic | organism whose genome has been altered to contain one or more genes from another organism or species.e
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