Q. If the osmotic pressure of cytoplasm in a cell is balanced by external solution, the solution must be
A) Hypotonic
B) Hypertonic
C) Atonic
D) Isotonic
Explanation
If an external solution balances the osmotic pressure of the cytoplasm, it is known as isotonic solution. When the cells are placed in isotonic solution, there is no net flow of water
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.