Which pair of statements are correct?
1 )
Carbon and oxygen occur in a ratio of 2 : 1 in carbohydrates.
Triglycerides are soluble in water.
Glycolipids are found in all cell surface membranes.
Carbohydrates are stored as starch in plants.
3 )
Phospholipids all have two saturated hydrocarbon chains.
Polysaccharides are polymers.
4 )
Water is released during the formation of a glycosidic bond.
Phospholipids all have three ester bonds.
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