Science review
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Mold | a distinctive and typical style, form, or character.
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| Cast | fossil formed when an animal, plant, or other organism dies, its flesh decays and bones deteriorate due to chemical reactions
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| Carbon Film | an organism outline of a fossil
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| Trace Fossils | a fossil of a footprint, trail, burrow, or other trace of an animal rather than of the animal itself.
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| Preserved Remains | a prehistoric organism or is slang for someone or something that is old and outdated
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| Catastrophic | very harmful or disastrous
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| Uniformitarianism | the theory that changes in the earth's crust during geological history have resulted from the action of continuous and uniform processes
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| stratigraphy | the branch of geology concerned with the order and relative position of strata and their relationship to the geological time scale
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| law of superposition | each layer being younger than the one beneath it and older than the one above it
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| Relative Age | a guess on something/someone's age
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| Index Fossil | a fossil species that characterizes and is used to delimit a geological zone
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| Absolute Age | geologic age of a fossil, or a geologic event or structure expressed in units of time, usually years
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| Radiometric Dating | a method of dating geological or archeological specimens by determining the relative proportions of particular radioactive isotopes present in a sample
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| Halflife | the time required for one half the atoms of a given amount of a radioactive substance to disintegrate
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| Energy | Objects can have energy by virtue of their motion
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| Work | using a force to move an object a distance
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| Power | the rate (energy amount per time period) at which work is done or energy converted
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| Renewable Resource | that can or will be replenished naturally in the course of time
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| Nonrenewable Resource | a resource of economic value that cannot be readily replaced by natural means on a level equal to its consumption
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| Fossil Fuels | a natural fuel such as coal or gas, formed in the geological past from the remains of living organisms
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| Combustion Power Plant | Somewhere where they control power
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| Disease | a disorder of structure or function in a human, animal, or plant, especially one that produces specific signs or symptoms or that affects a specific location and is not simply a direct result of physical injury
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| Infectious Disease | They're normally harmless or even helpful, but under certain conditions, some organisms may cause disease
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| Noninfectious Disease | a medical condition or disease that is not caused by infectious agents
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| Pathogen | a bacterium, virus, or other microorganism that can cause disease
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| Vector | how fast something is moving and in what direction it is moving
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| Host Cell | an animal or plant on or in which a parasite or commensal organism lives
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| Replication | The process by which genetic material, a single-celled organism, or a virus reproduces or makes a copy of itself
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| Mutation | the changing of the structure of a gene, resulting in a variant form that may be transmitted to subsequent generations, caused by the alteration of single base units in DNA
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| Antibody | a blood protein produced in response to and counteracting a specific antigen
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| Antiviral Drugs | a class of medication used specifically for treating viral infections
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| Vaccine | a substance used to stimulate the production of antibodies and provide immunity against one or several diseases
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| Antibiotics | a medicine (such as penicillin or its derivatives) that inhibits the growth of or destroys microorganisms
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| Toxins | an antigenic poison or venom of plant or animal origin, especially one produced by or derived from microorganisms and causing disease when present at low concentration in the body
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| Endospores | a resistant asexual spore that develops inside some bacteria cells
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| Epidemic | a widespread occurrence of an infectious disease in a community at a particular time
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| Pandemic | prevalent over a whole country or the world
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| Variation | any difference between cells, individual organisms, or groups of organisms of any species caused either by genetic differences
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| Natural Selection | the process whereby organisms better adapted to their environment tend to survive and produce more offspring
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| Adaption | The adjustment or changes in behavior, physiology, and structure of an organism to become more suited to an environment
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| Camouflage | hide or disguise the presence
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| Mimicry | the close external resemblance of an animal or plant (or part of one) to another animal, plant, or inanimate object
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| Comparative biology | The comparative approach also has numerous applications in human health
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| Homologous structure | an organ or bone that appears in different animals, underlining anatomical commonalities demonstrating descent from a common ancestor
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| Analogous structure | different species having the same function but have evolved separately, thus do not share common ancestor
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| Vestigial structure | A structure in an organism that has lost all or most of its original function in the course of evolution, such as human appendixes
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| Taxonomy | the branch of science concerned with classification, especially of organisms; systematics
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| linnaean classification | plants and animals have traditionally been classified by the structure of their bodies
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Created by:
Aniyah13
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