The PNS helps to maintain internal balance, or "homeostasis," by the Parasympathetic division of the Autonomic Nervous System (ANS). Sometimes referred to as the "rest and digest" system, the Parasympathetics keep our internal activities regular throughout the day and night, such as a steady heart rate, slow breathing, digestion of food, filtration of blood, and excretion of wastes.
They're said to be Sex-Linked. Hope this helps!
The answers is the symptoms can change with age
Hope help!
Graph c is the only graph that shows a growth curve and a carrying capacity so it is graph c
Via transacution , this means replacement of usual