Rory and Dory Are Identical Twin Rats

question 22

Multiple Choice

Rory and Dory are identical twin rats.The lateral area of Rory's hypothalamus has been destroyed in a tragic exercise wheel accident.The ventromedial nucleus of Dory's hypothalamus has an electrode implanted in it that is constantly stimulating that part of her brain.This situation has existed for a week now.How will Rory's weight compare to Dory's?

• A) Rory weighs much more than Dory.
• B) Dory weighs much more than Rory.
• C) Dory and Rory are both tremendously overweight.
• D) Dory and Rory are both extremely underweight.

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