Q: In this task, you are given two sentences in the English language (Sentence 1 and Sentence 2). Your task is to identify the connecting word between the two sentences.
Sentence 1:The primary transcripts designated to be mRNAs are modified in preparation for translation . Sentence 2:For example , a precursor mRNA ( pre-mRNA ) is a type of primary transcript that becomes a messenger RNA ( mRNA ) after processing .
A:
for example