Nucleic acid hybridization natural positions within a chromosome). In 1969, the two scientists published a paper demonstrating that radioactive copies of a ribosomal DNA sequence could be used to detect complementary DNA sequences in the nucleus of a frog egg. Since those original observations, many refinements have increased the versatility and sensitivity of the procedure to the extent that in situ hybridization is now considered an essential tool in cytogenetics. Nucleic acid hybridization In molecular biology, hybridization (or hybridisation) is a phenomenon in which single-stranded deoxyribonucleic acid (DNA) or ribonucleic acid (RNA) molecules anneal to complementary DNA or RNA. Though a double-stranded DNA
This Is Acid This Is Acid "This Is Acid," also known by its full title, "This Is Acid (A New Dance Craze)," is a number one "Billboard" Hot Dance Club Play chart single by Chicago house music DJ and record producer Maurice Joshua, who recorded the track under his first name "Maurice." It reached the top spot in April 1989 and stayed there for two weeks. The song contains spoken lyrics performed by male singer "Hot Hands" Hula Mahone. The lyrics introduce the listener to the Chicago acid house sound. The original 4:56 version—made with only a Roland TR-808 drum machine, Roland TB-303