Which of the following is offered in the textbook as an explanation of the difference in brain size between humans and chimpanzees?
A) The asymmetrical period of neuron formation is longer in the chimpanzee brain.
B) Chimpanzee brains have fewer founder cells.
C) The symmetrical and asymmetrical periods of division are longer in the human brain.
D) Chimpanzee brains show more apoptosis activity.
E) Chimpanzee brains have more dendritic branches than do human brains.

Question

Quizplus · Accepted Answer

According to the textbook, the main explanation for the difference in brain size between humans and chimpanzees is that the symmetrical and asymmetrical periods of division are longer in the human brain, allowing for a greater number of neuronal cells to be produced.

Which of the Following Is Offered in the Textbook as an Explanation