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An element's location in the periodic table is largely dependent on its electrons; the number of valence shell electrons determines its group, and the type of orbital in which the valence electrons lie in determines the element's block.
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The theory given in the science requires the proof. The experimental procedure and observation must be done to make any statements as the scientific theory.
The other scientists can ask question and make controversy about the particular scientific theory. This might occur when the theory affects the moral standards are blended with the phenomena of the nature. The controversy might also occur if its effects the ethics and against the laws of nature.
The Combined DNA Index System (CODIS) is the United States national DNA database created and maintained by the Federal Bureau of Investigation. CODIS consists of three levels of information; Local DNA Index Systems (LDIS) where DNA profiles originate, State DNA Index Systems (SDIS) which allows for laboratories within states to share information, and the National DNA Index System (NDIS) which allows states to compare DNA information with one another.
Answer:Marine regression is a geological process occurring when areas of submerged seafloor are exposed above the sea level. The opposite event, marine transgression, occurs when flooding from the sea covers previously exposed land.
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