Both isotonic and isosmotic refer to the strength of the solution,  for example, how much solute is dissolved in the solution. Isotonic  refers to the ionic strength of a soâ¦lution while isosmotic refers  to the number of molecules of solutes in a biological solution, for  example, sugar concentration.
The egg is strongest from point to point and easily crushable at the sides. Breaking an egg with steady equal pressure at each end of the egg is remarkably hard to do when considering the thin shell involved.
Melatonin is not the only nutrient which can help improve egg quality. Vitamin E is also found in the follicular fluid and plays an important role in nourishing the egg. Zinc and iron are indispensable. Zinc for cellular division and iron to provide energy when the egg starts rapidly dividing after conception.