The theory that a drug attaches itself to specialized cells in the body because of its size, shape, electrical charge, and chemical properties is called receptor site theory.
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orth American Free Trade Agreement (NAFTA) was negotiated among the United States, Canada and Mexico for the purpose of removing barriers to the exchange of goods and services among the...
Whether NAFTA has been successful is a matter of perspective. Many Americans blame the agreement for encouraging American manufacturers to relocate their facilities to Mexico, where labor costs are lower and environmental standards generally weaker. In addition, the hoped-for improvement in the standard of living among many Mexicans may have materialized, but it remains substantially lower than than in the United States. Consequently, the hoped-for decrease in illegal immigration from Mexico to the United States hasn't occurred.
Not to love as easily as other objects for example you need it to be balanced to have it move