When Molecules Move Freely Across the Cell Membrane Down the Concentration

question 25

Multiple Choice

When molecules move freely across the cell membrane down the concentration gradient, this is called:

• A) facilitated diffusion.
• B) carrier diffusion.
• C) osmosis.
• D) simple diffusion.
• E) active transport.

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Definitions:

Clinical Scientist

A professional engaged in conducting research and applying scientific principles to the study, diagnosis, and treatment of psychological and behavioral disorders.

Phenomena

Observable events or occurrences that can be studied scientifically to understand certain aspects of the natural or social world.

Psychometrist

A professional skilled in administering and interpreting psychological tests.

Four Ds

Key criteria in psychology: deviance, distress, dysfunction, and danger, used to help define abnormal behavior.