The Movement of Substances from Lower to Higher Concentration Across

question 50

Multiple Choice

The movement of substances from lower to higher concentration across a semipermeable membrane via a specific protein carrier and cell expenditure of energy is called ______.

• A)osmosis
• B)diffusion
• C)active transport
• D)endocytosis
• E)facilitated diffusion

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Definitions:

Metabolic Rate

The rate at which the body uses energy to maintain basic vital functions while at rest; it affects how quickly calories are burned.

Appetite

The natural desire to satisfy bodily needs for food, influenced by psychological, environmental, and physiological factors.

Heroin Users

Individuals who consume heroin, a highly addictive opioid drug, which can lead to serious health and social consequences.

Mindfulness Meditation

A form of meditation that involves focusing one's mind on the present moment, often as a method of managing stress or improving mental health.