A New Emphasis Emerged in Developmental Research in the Twentieth

question 116

Essay

A new emphasis emerged in developmental research in the twentieth century.Summarize this emphasis,including a discussion of its contributors and an analysis of how this stage of growth in the field fits into the greater picture of developmental psychology.

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Definitions:

Hydrophobic Molecules

Molecules that repel water and tend not to dissolve in it, often nonpolar substances like oils.

Hydrophilic Molecules

Molecules that are attracted to water and can dissolve in it easily, due to their polar nature.

Plasma Membrane

A semipermeable lipid bilayer that surrounds the cytoplasm of cells, controlling the movement of substances in and out of the cell.

Membrane Potential

A difference in electric charge between the two sides of a membrane.