We Use Soap to Clean Ourselves Better Than We Could

question 28

Multiple Choice

We use soap to clean ourselves better than we could with water alone.Soaps contain phospholipids that are responsible for the cleansing action.Which of the following statements is the most likely explanation for how soaps work?

• A) Phospholipids are ions and therefore mix with both the water and oily dirt.
• B) Phospholipids are completely hydrophilic and, therefore, oily dirt takes the place of the phospholipid molecules that would be dissolved in the rinse water.
• C) The phospholipid tail attaches to the oily dirt, while the phospholipid head interacts with the rinse water and carries the dirt (and soap) away with it.
• D) The nonpolar fatty acid chains that make up the heads of the phospholipid are hydrophilic, and thus are repelled by the water.

Realize the importance of simplifying jobs to reduce mental demand and increase job efficiency, especially in high-pressure roles.

Understand the strategic implications of job design techniques on organizational performance and employee well-being.

Understand the concept of independent and dependent variables in research studies.

Differentiate between types of variables (race, class, gender, views, etc.) in social research contexts.

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Definitions:

Special Privileges

Exceptional rights, advantages, or immunities granted to individuals or groups, often beyond what is common.

Deviance

Occurs when someone departs from a norm and evokes a negative reaction from others.

Norm-breaking

Refers to actions or behaviors that deviate from widely accepted social norms or standards.

Sanctions

Measures taken by countries or international bodies to restrict trade, financial transactions, or other economic relations to enforce policies or punish.