sticky-end

sticky end

noun Genetics, Biotechnology.
a single-stranded end of DNA or RNA having a nucleotide base sequence complementary to that of another strand, enabling the two strands to be connected by base pairing: produced in the laboratory with the use of restriction enzymes for genetic engineering purposes.

Origin:
1970–75

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World English Dictionary
sticky end
 
n
informal an unpleasant finish or death (esp in the phrase come toormeet a sticky end)

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