When Tryon adopted out "bright"rats by allowing them to be reared by "dull"mothers, he found that these bright rats
A) made more errors than the dull offspring of these mothers.
B) made about the same number of errors as the dull offspring of these mothers.
C) made fewer errors than the dull offspring of these mothers.
D) were not able to navigate the maze at all.
E) made about the same number of errors as the dull offspring raised by bright mothers.

Question

Quizplus · Accepted Answer

Tryon's experiment demonstrated that the "bright" rats, even when reared by "dull" mothers, still made fewer errors than the dull offspring, indicating a genetic component to their ability to navigate mazes more effectively.

When Tryon Adopted Out "Bright"rats by Allowing Them to Be