The Aymara Indians,who live in the mountains of Bolivia,have become biologically adapted to their environment by being:
A)short legged and barrel chested and surviving on lower oxygen content.
B)long legged and extremely thin in comparison to the rest of the nation.
C)short legged and very narrow chested and surviving on higher oxygen content.
D)excellent climbers with an extraordinary sense of balance.
E)long legged and stocky chested because of enlarged heart and lungs.

Question

Quizplus · Accepted Answer

The Aymara Indians have evolved to have short legs and barrel chests, which helps them survive in a high altitude environment with lower oxygen content. This adaptation increases their lung capacity and oxygen intake, allowing them to live and work at higher elevations than most people.

The Aymara Indians,who Live in the Mountains of Bolivia,have Become