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Stack #131828
| Question | Answer |
|---|---|
| morphology | the study of the structure and form of an organism |
| parasitism | a relationship between two species in which one species, the parasite, benefits from the other species, the host, which is harmed |
| parthenogenesis | a type of reproduction in which unfertilized eggs develop into adults |
| tetrad | the four chromatids in a pair of homologous chromosomes taht come together as a result of sunapsis during meiosis |
| geographical isolation | the physical separation of populations due to geographic barriers that prevet interbreeding |
| mamary gland | a gland that is located in the chest of a female mammal and that secretes milk |
| greenhouse effect | the warming of the surface and lower atmosphere of earth that occurs when carbon dioxide water vapor and other gases in the air absorb and veradiate infrared radiation |
| radioactive decay | the disintegration of an unstable atomic nucleus into one or more different nuclides, accompanied by the emission of radiation, the nuclear capture or ejection of electrons, or fission |
| genetic drift | the random change in allele frequency in a population |
| bioluminescence | the production of light by means of a chemical reaction in an organism |
| genome | the complete genetic material contained in an individual |
| biodiversity | variety of organisms considered at all levels, from populations to ecosystems |
| chloroflurocarbon | a type of hydrocarbon in which some or all the hydrogen atoms are replaced by chlorine and fluorine; used in coolants for refrigerators and air conditions and in cleaning solvents |
| oxygen debt | the extra amount of oxygen that must be taken in by the body to replenish the muscles oxygen reserves and to allow for the breakdown of lactic acid within the muscles, especially after strenuous activity |
| photoperiodism | the response of plants to seasonal changes in the relative length of nights and days |
| ozone | a gas molecules that is made up of three oxygen atoms |
| carcinoma | a malignant tumor that grows in the skin or in the tissues that line organs |
| catastrophism | the idea that sudden geologic catastrophies caused the extinction of large groups of organisms at cetain points in the past |
| water cycle | the continuous movement of water between the atmosphere, the land, and the oceans |
| estuary | an area where fresh water from rivers mixes salt water from the ocean; the part of a river where the tides meet the river current |
Created by:
asc1892