Sometime after a human baby is born, the production of the fetal hemoglobin protein ceases and the production of the adult hemoglobin protein begins. Imagine that a baby is born and this switch from fetal to adult hemoglobin does not occur. In which part of the world would this baby be well adapted to living?

Question

Quizplus · Accepted Answer

Fetal hemoglobin has a higher affinity for oxygen than adult hemoglobin, which would be advantageous in high-altitude cities where oxygen levels are lower. This adaptation would help the baby to more efficiently capture and utilize the available oxygen in such environments.

Sometime After a Human Baby Is Born, the Production of the Fetal