Within the last 4 million years, the most dramatic growth occurred in the parts of the brain that _______.

Question

Quizplus · Accepted Answer

The most dramatic growth in the human brain over the last 4 million years occurred in the parts that handle higher mental processes, such as reasoning, problem-solving, and planning. This development is primarily associated with the expansion of the neocortex, particularly the prefrontal cortex, which is crucial for these complex cognitive functions.

Within the Last 4 Million Years, the Most Dramatic Growth