Stack #126022
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| spawning | a method of reproduction in fish, amphibians, mollusks and crustaceans in which eggs or sperm are deposited into water
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| canine | a sharptooth located on either side of both jaws
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| duodenum | the first section of the small intestine
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| transpiration | the process by which plants release water vapor into the air through stomata;
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| exoskeleton | a hard, external supporting structure that develops from the ectoderm
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| strata | layers of rock(sing, stratum)
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| microevolution | a change in the collective genetic material of a population
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| gene pool | all of the genes of the reproductively active members of a population
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| carrying capacity | the largest population that an environment can support at any given time
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| biomass | any organic material that has been produced in an ecosystem
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| dispersion | the pattern of distribution of oranisms in a population
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| gradualism | a model of evolution in which gradual change over a period of time leads to biological diversity
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| punctuated equilibrium | a model of evolution in which short periods of drastic change in species are seperated by long periods of little or no change
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| predation | a relationship between two species in which one species, the predator, feeds on the other species, the prey
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| predator | an individual of one species eats all or part of an individual of another species
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| prey | animal hunted or caught for food
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| ossification | the process of bone formation, in which connective tissues, such as cartilage are turned to bone or bone-like tissue
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| grafting | a technique in which a portion of one plant is attached to the root or shoot of another plant and grows there
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| hydrosphere | all the components of water present on the Earth, including bodies of water, water vapor, ice, etc.
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Created by:
asc1892