A Scientist Is Observing a Membrane Through Which Water and Some

question 17

Multiple Choice

A scientist is observing a membrane through which water and some small hydrophobic molecules can freely pass along a concentration gradient from high to low.However,some sugar molecules are too large to pass through the membrane either way without the assistance of passive transport proteins.Additionally,small Na⁺ ions and some proteins can pass through the membrane against the concentration gradient,but both require the assistance of active transport proteins.What general type of membrane are they observing?

• A) impermeable
• B) impenetrable
• C) semipermeable
• D) completely permeable

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Definitions:

Behavioral Economists

Researchers who study the psychological, cognitive, emotional, cultural, and social factors that affect the economic decisions of individuals and institutions.

Endowment Effect

A cognitive bias where individuals value an owned object higher than its market value simply because they own it.

Anchoring Effect

A cognitive bias in decision-making where individuals rely too heavily on the first piece of information (the "anchor") offered when making decisions.

Behavioral Economics

A field of economics that studies the effects of psychological, social, cognitive, and emotional factors on economic decisions.