Cellulose Is Indigestible to Most Animals Because

question 79

Multiple Choice

Cellulose is indigestible to most animals because

• A) animals do not have the enzymes needed to hydrolyze ester linkages between the monomer units
• B) animals do not have the enzymes needed to hydrolyze the α -glycosidic linkages between the monomer units
• C) animals do not have the enzymes needed to hydrolyze the β -glycosidic linkages between the monomer units
• D) its molecular weight is too high for it to be degraded by enzymes

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Definitions:

Reward System

A group of neural structures responsible for incentive salience (i.e., motivation and desire), associative learning (primarily positive reinforcement and classical conditioning), and positively-valenced emotions, particularly those involved in reward-associated memory.

Psychodynamic Theory

Sigmund Freud’s perspective, which emphasizes the importance of unconscious motives and conflicts as forces that determine behavior.

Conflicting Personality

A situation or condition where an individual's traits or behaviors are at odds, leading to internal tension or inconsistency.

Drive-Reduction Theory

The view that organisms learn to engage in behaviors that have the effect of reducing drives.