In this task, you are given a multiple-choice question about healthcare. Answer the question based on your information and classify your answers into '1', '2', '3', and '4'.

Question: Why is chlorophyll green ?: 
 Options:  <1> Absorbs all wavelengths of the visible spectrum. <2> Absorbs wavelengths only from the red and ultra-red parts of the spectrum (680nm, 700nm). <3> Absorbs wavelengths in the red and blue parts of the visible spectrum. <4> Absorbs wavelengths only from the blue part of the visible spectrum. <5> Absorbs in the near ultraviolet.
3

Question: Sodium metal reacts violently with water because Na: 
 Options:  <1> Oxidize the water to oxygen, and the reaction is very exothermic. <2> It reduces the water to hydrogen, and the reaction is very exothermic. <3> Oxidizes the water to oxygen, and when a gas is generated, the entropy increases enormously. <4> It reduces the water to hydrogen, and the reaction is very endothermic. <5> It combines with water giving rise to an explosive hydride.
2

Question: The glycolic fraction of the glycolipids of the membrane of eukaryotic cells: 
 Options:  <1> It is located on the cytoplasmic side of the membrane. <2> It always has sialic acid. <3> They are synthesized by the action of several glycosyl transferases. <4> It is a glucose oligomer. <5> It has no antigenic power.

3