After ad 1000, the people of st. catherines island acquired corn agriculture, and farming became the mainstay of their diet. what physical changes did this cause?

They became shorter and had smaller skulls and limb bones, more dental disease, and more infections.

Archaeological evidence suggests a decrease in body size, noted in limbs and skulls and possibility of infectious dental diseases. This also happen to coincide with a time that the people begun a sedentary lifestyle attributed to a shift in agriculture and economic activities.