The Movement of Molecules Across a Membrane from an Area

question 88

Multiple Choice

The movement of molecules across a membrane from an area of lower concentration to an area of higher concentration with the expenditure of energy is called

• A)facilitated diffusion.
• B)osmosis.
• C)passive diffusion.
• D)active transport.

---

Definitions:

Physical Exertion

The level of effort and energy expended in physical activities, often associated with work or exercise.

Job Design

The process of organizing work into specific tasks and responsibilities to improve job satisfaction, efficiency, and productivity among employees.

Work Environment

The physical and psychological conditions under which employees work, including factors such as office layout, culture, safety, and colleagues.

Biological Approach

A perspective in psychology and other disciplines that examines behavior and thought processes through biological factors, such as genetics and neurochemistry.