How do osmoregulation maintain osmolarity of their body fluids ?

What are osmoconformers and osmoregulators ? Give examples of each of them. How do they maintain osmotic condition of their body fluids ?

Name two vertebrates which do not maintain the osmolarity of body fluid.

Body coordination is maintained by

How do hormones maintain sugar level in the blood ?

The animals which do not actively control the osmotic condition of their body fluids are

Name the two osmolytes which maintain the osmolarity gradient in the medullary interstitium.

A fresh water fish maintains osmoregulation by

Which of the following play a significant role in the maintenance of high osmolarity of cortex interstitial fluid ?

Which of the following plays a major role in maintaining a osmolarity gradient in medula of kidney?