Why Do Slowly Degraded Molecules Like DDT Have a Tendency

question 18

Multiple Choice

Why do slowly degraded molecules like DDT have a tendency to accumulate in creatures higher in the food chain?

• A)Since it takes more energy to feed a large animal, they take in more of the toxin.
• B)Since things higher on the food chain are large they have more fat, which means they can store more of the toxin.
• C)Larger animals do not excrete toxins as efficiently as smaller animals.
• D)Carnivores do not have the needed enzyme to biodegrade the toxin that herbivores have.
• E)none of the above

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Definitions:

Reinforcement

In behavior psychology, a stimulus or event that follows a behavior and increases the likelihood of that behavior occurring again.

Response

A reaction to a specific stimulus or situation, often studied in psychology to understand behavior.

Variable Interval

A schedule of reinforcement where a response is rewarded after an unpredictable amount of time has passed.

Reinforcement

In behavioral psychology, it refers to a consequence that strengthens an organism's future behavior whenever that behavior is preceded by a specific antecedent stimulus.