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A radioactive isotope of an element
Answer for the clue "A radioactive isotope of an element ", 12 letters:
radioisotope
Alternative clues for the word radioisotope
Word definitions for radioisotope in dictionaries
WordNet
Word definitions in WordNet
n. a radioactive isotope of an element; produced either naturally or artificially
Douglas Harper's Etymology Dictionary
Word definitions in Douglas Harper's Etymology Dictionary
1946, from radio- , comb. form of radiation , + isotope .
Wiktionary
Word definitions in Wiktionary
n. (context physics English) a radioactive isotope of an element
Usage examples of radioisotope.
Most of the biological danger of a reactor meltdown comes from alpha radiation emitted by particulate radioisotopes in the air or water.
Gaudet used the time well, exploring every portion of the radiology wing and the neighboring radioisotope studies lab.
This depends on injecting very short-lived and presumably non-hazardous radioisotopes into the bloodstream and then detecting, by means of their emission of positrons, where they are in the brain at times up to half an hour or so after injection.
Such processes are incapable of selecting radioisotopes to use for the manufacture of enzymes.
Chemically the enzyme will behave the same whether it has radioisotopes in it or not.
So, how could the enzyme have selected radioisotopes to build into itself?