Ion Permeation Can Be Described as

question 11

Multiple Choice

Ion permeation can be described as

• A) simple diffusion of ions down their concentration gradient.
• B) active transport of ions against their concentration gradient.
• C) facilitated transport of ions against their concentration gradient.
• D) hopping or jumping of ions along electrostatic binding sites in the pore driven by the concentration gradient and the charge across the membrane.
• E) hopping or jumping of ions along electrostatic binding sites in the pore driven by the concentration gradient.

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Definitions:

Competitive Industries

Sectors of the economy where businesses actively compete with each other to offer goods or services to consumers, often characterized by low barriers to entry and a high level of innovation.

Allocative Efficiency

A state of resource allocation where goods and services are distributed according to consumer preferences, maximizing overall societal welfare.

Productive Efficiency

A situation where a firm or economy produces output at the lowest possible cost, using all its resources efficiently.

Pure Competition

A market structure characterized by a large number of small firms, a homogenous product, and very easy entry and exit from the market.