Which of the Following Correctly Describes a Major Difference Between

question 51

Multiple Choice

Which of the following correctly describes a major difference between pheophytins and chlorophylls?

• A) Pheophytins contain iron in their centers while chlorophylls contain magnesium.
• B) Chlorophylls contain iron in their centers while pheophytins contain magnesium.
• C) Pheophytins contain no metal ion in their centers.
• D) Pheophytins aren't at all like chlorophylls, but are quinones.
• E) none of these

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Definitions:

Mastery Goals

Objectives focused on developing competence or mastering a skill rather than comparing oneself to others.

Need For Achievement

A psychological drive that motivates individuals to accomplish goals and excel.

Approach-Avoidance Conflict

A psychological conflict that occurs when a single goal or option has both attractive and unattractive aspects.

Avoidance-Avoidance Conflict

A decision-making dilemma involving a choice between two negative or undesirable outcomes.