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A guinea pig being held
Values, both those held by individuals and those that represent a nation or people, can undergo deep ...
In 1979 Islamic militants held American embassy workers hostage in Tehran.
Concentration affects where the precipitin line forms. When 1 reactant is held at a constant ...
An agglutination reaction. Antigen-coated latex beads are held together by antibody. In a direct ...
After elections were held, it was desired to estimate the proportion of voters who regretted ...