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.

[EX Q]: Sentence1: Information on DNA is organized into genes. 
Sentence2: DNA codes for proteins.
[EX A]: DNA

[EX Q]: Sentence1: Insect wings are attached to the dorsal side of their thorax. 
Sentence2: wings are attached to the dorsal side of the insect.
[EX A]: dorsal

[EX Q]: Sentence1: Thyroid hormones increase the rate of metabolism in cells throughout the body. 
Sentence2: Thyroid hormone regulates the body's metabolism.
[EX A]:
Thyroid