Water Diffuses Through Certain Organs Such as the Kidneys and Bladder

question 42

Multiple Choice

Water diffuses through certain organs such as the kidneys and bladder much faster than would occur by passive diffusion through a lipid bilayer alone.What accounts for this more rapid rate of water transport in these organs?

• A)The composition of lipids changes to promote water transport.
• B)Presence of aquaporin channels for facilitated diffusion of water.
• C)Presence of a water pump.
• D)Presence of an ATP-driven enzyme for water transport.
• E)The presence of molecules that bind water and change its membrane permeability properties.

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Definitions:

Mechanical Solidarity

A concept developed by Émile Durkheim describing the social cohesion and integration that arises in societies with a simple division of labor, where individuals perform similar tasks.

Organic Solidarity

A concept developed by Émile Durkheim that refers to the social cohesion based upon the dependence individuals have on each other in more advanced societies.

Diversity

The presence of differences within a given setting, including those relating to race, ethnicity, gender, age, and socioeconomic background.

Social Facts

Durkheim's concept of patterns of behavior, beliefs, and norms that exist outside of the individual but exert influence over individual actions.