In one classic experiment, rats were given meals of chocolate chip cookies, salami, cheese, bananas, marshmallows, milk chocolate, peanut butter, and fat. The rats
A)lost weight because of the nutritional imbalance in the foods provided.
B)overate, gaining about three times as much weight as rats fed laboratory rat chow.
C)did not gain or lose weight, since sweetness and fat content only encourage humans to overeat.
D)chose to eat only the salami, cheese, and bananas.

Question

Quizplus · Accepted Answer

The rats overate because the foods provided were high in fats and sugars, which are known to encourage overeating due to their palatability, leading to significant weight gain compared to rats fed a standard, nutritionally balanced diet.

In One Classic Experiment, Rats Were Given Meals of Chocolate