Well, I wouldn't say they were developed sufficiently. Respiratory Distress Syndrome Respiratory distress syndrome (RDS) primarily occurs in infants born prematurely. Up to 50 percent of infants born between 26 and 28 weeks and fewer than 30 percent of infants born between 30 and 31 weeks develop RDS.
Answer:
D
Explanation:
sitting playing a game will most likely decrease your physical activity
Answer:
Movement, protection, production of blood cells and more, endocrine regulation,
Explanation:
good luck
If you mean the circulatory system then another name for it is cardiovascular system
