The development of the internal organs is going on, all parts of the body are growing, the head is still
bigger than the other parts of the body (at this period it is normal), the nervous system is forming, and within 2 - 3 weeks the baby will be two times bigger than now.
This suggests the gut may have been less
affected than other parts of the body by the gauze experiment, because the bacteria weren't being ingested by the baby as they may be during a vaginal birth.
«Homo naledi's foot is far more
advanced than other parts of its body, for instance, its shoulders, skull, or pelvis,» said William Harcourt - Smith, lead author of the new paper, resident research associate in the American Museum of Natural History's Division of Paleontology, and assistant professor at CUNY's Lehman College.
The brain uses more than 20 times the energy ounce - per - ounce of exercising
muscle than any other part of the body; in fact, as we age, it's the natural loss of gray matter that makes a significant contribution to our drop in metabolism.