Isotonic solution
This is a solution in which there is no net movement of water into our out of the cell when a cell is placed in this solution. The solution is also dilute.
        
                    
             
        
        
        
Answer:
One fertilizes the egg, and the other combines with the two polar nuclei.
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Answer:
Glucose: is a simple sugar which is an important energy source in living organisms and is a component of many carbohydrates.
Fructose: or fruit sugar, is a simple ketonic monosaccharide found in many plants.
Deoxyribose: sugar derived from ribose by replacing a hydroxyl group with hydrogen.
Ribose: is a kind of sugar that is produced by the body. It is used as a medicine. Ribose is used for heart disease, mental function, athletic performance, chronic fatigue syndrome (CFS), fibromyalgia, and many other conditions, but there is no good scientific evidence to support these uses.
Glyceraldehyde (glyceral) is a triose monosaccharide with chemical formula 
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Answer:
I think it might be the 2nd one or the last one....
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