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Who refined a soy protein that became the basis of Aero-Foam, a foam fire extinguisher used by the U.S. Navy in World War II?

Who refined a soy protein that became the basis of Aero-Foam, a foam fire extinguisher used by the U.S. Navy in World War II? Correct Answer Percy Julian

Percy Julian refined a soy protein that became the basis of Aero-Foam, a foam fire extinguisher used by the U.S. Navy in World War II.

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Directions : In each of the following questions a statement is given, followed by two conclusions. Give answer :

Statements : About 50 per cent of the animal by-products - hair, skin, horns etc. is edible protein. American chemists have developed a method of isolating 45 per cent of this protein. They used an enzyme developed in Japan to break down soya protein.

Conclusions :
I. Americans have not been able to develop enzymes.
II. Animal by-products protein has the same composition as soya protein.
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