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Q: Why must a storage molecule in a cell always be insoluble in water?
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What characteristics of glycogen make it a good carbohydrate storage molecule?

- large insoluble molecule - wont affect water potential - relatively compact - wont be used up in reactions as its insoluble


Why is glycogen a good energy storage molecule?

It is insoluble in water so it is easily stored. It is also easily produced as it is a carbohydrate.


Why is 1 decanol insoluble in water?

Because above 90% molecule of 1-decanol is non polar and insoluble in polar water.


Why starch is a good storage compound in plant?

Starch is insoluble in water and so can be used as a storage device for glucose; plants convert the spare glucose into starch then store it.


What type of organic molecule repels water?

The type of organic molecule that repels water is a lipid. It is an non-polar compound and is generally insoluble in water.


Why is zinc oxide ion insoluble in water?

It's a non-polar molecule


Is PbSO4 soluble or insoluable?

No, because Lead Sulfide is a nonpolar molecule


Animal cells store a form of glucose called?

Glycogen. They do so because any type of storage molecule must be insoluble whenever it comes in contact with water. Glycogen is also insoluble therefore it makes glucose easily storable in glycogen.


What do you call a substance that does not dissolve in water?

Substances that do not dissolve in water are called "insoluble" or "non-soluble." For water (a polar molecule), anything non-polar will not dissolve, including hexane, methane, ethane, propane, octane, oils, waxes, and plastics.


Is lead nitrate insoluble or soluble in water?

All nitrates are soluble in water. Lead, Silver, and Mercury, however, are some of the most insoluble metals. The halides of these metals are almost always considered insoluble.


Why is hexane insoluble in water and methylene chloride is soluble in water?

Hexane is not a polar molecule, and thus is not soluble in water. Methylene chloride is not soluble in water for the same reason.


Why is the phospholipid molecule so appropriate as the primary structural component of plasma membranes?

have a water-soluble part and a water-insoluble part