After the 1960s,children in rural Oaxaca developed shorter,rounder heads and narrower faces.What is this likely related to?

Question

Quizplus · Accepted Answer

The change in head and facial shape is likely related to the consumption of softer, more processed corn and other foods. This may have led to a decrease in jaw muscles used during chewing, resulting in a less developed jaw bone and thus a narrower face.

After the 1960s,children in Rural Oaxaca Developed Shorter,rounder Heads and Narrower