The first library in the United States to be commissioned by Carnegie was in 1886 in his adopted hometown of Allegheny, Pennsylvania (now the North Side of Pittsburgh). In 1890, it became the second of his libraries to open in the USA.
Selective exposure is a theory within the practice of psychology, often used in media and communication research, that historically refers to individualsâ tendency to favor information which reinforces their pre-existing views while avoiding contradictory information.ccuracy motivation is not always beneficial within the context of selective exposure and can instead be counterintuitive, increasing the amount of selective exposure. Defense motivation can lead to reduced levels of selective exposure.
Selective permeability refers to the ability of a membrane to only  allow certain objects or items in or out of the cell. Cells must be  selectively permeable so that the co â¦ ntents of the cell don't leak  out.he property of phospholipids that makes them ideal for making up  the selectively permeable cell membrane is their ability to form a  lipid bilayer. A hydrophilic head and â¦ a hydrophobic tail play an  important role in the cell membrane.