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The replication fork is a structure that forms within the long helical DNA during DNA replication. It is produced by enzymes called helicases that break the hydrogen bonds that hold the DNA strands together in a helix. The resulting structure has two branching "prongs", each one made up of a single strand of DNA.
Category. v. t. e. Organic chemistry is a subdiscipline within chemistry involving the scientific study of the structure, properties, and reactions of organic compounds and organic materials, i.e., matter in its various forms that contain carbon atoms. [1] Study of structure determines their structural formula.
1,000,000 subscribers. Last updated: May 6, 2024. Khan Academy is an American non-profit [ 3 ] educational organization created in 2006 by Sal Khan. [ 1 ] Its goal is to create a set of online tools that help educate students. [ 4 ] The organization produces short video lessons. [ 5 ]
The pair of chains have a radius of 10 Å (1.0 nm). [9] According to another study, when measured in a different solution, the DNA chain measured 22–26 Å (2.2–2.6 nm) wide, and one nucleotide unit measured 3.3 Å (0.33 nm) long. [10] The buoyant density of most DNA is 1.7g/cm 3. [11]
Brooke Shields is feeling fabulous at 59. But she didn't expect to. After turning 50, the "Mother of the Bride" star didn't expect to feel more free. More powerful. "We're not taught that," she ...
Sal Khan. Salman " Sal " Amin Khan (born October 11, 1976) is an American educator and the founder of Khan Academy, a free online non-profit educational platform with which he has produced over 6,500 video lessons teaching a wide spectrum of academic subjects, originally focusing on mathematics and science. [1]