Generate an overlapping word between the given two sentences. When you find the overlapping words, they don't have to match exactly, e.g., "survival" and "survive" are valid overlapping words. Little words like "the" or "of" don't count! You must generate significant words which are not the stop words.

[Q]: Sentence1: Most genes contain the instructions for a single protein. 
Sentence2: Most genes contain the instructions for protein destinations.
[A]: Most


[Q]: Sentence1: Instead, the body is covered with a protective shell of bony armor. 
Sentence2: Most mollusks have protective of bony armor.
[A]: armor


[Q]: Sentence1: Absorption of nutrients occurs mainly in the small intestine. 
Sentence2: Absorption of fat and protein occurs mainly in the small intestine.
[A]:
Absorption