Note also that DNA with a "left-handed" twist, as this has, is a special kind of DNA known as Z-DNA. The DNA molecule is made up of four bases -- adenine (A), cytosine (C), guanine (G), and ...

What did the duo actually discover? Many people believe that American biologist James Watson and English physicist Francis Crick discovered DNA in the 1950s. In reality, this is not the case.

DNA, or deoxyribonucleic acid, is the hereditary material found in nearly all living organisms. It carries the genetic instructions for the development, functioning, growth, and reproduction of all ...

Francis Crick and James Watson with a model of the DNA molecule At midday on 28 February 1953, Francis Crick and James Watson walked into The Eagle pub in Cambridge and announced “We have ...

Furthermore, she learned that DNA molecules were in a helical conformation. She also noticed that when DNA fibers experienced humidity at 75%, they appeared long and thin, but when they were drier ...

On the evening of Jan. 27, 1922, Franz Kafka arrived by horse-drawn sleigh at the mountain resort of Spindlermühle, in present-day Czech Republic, and immediately began working on what would be ...

Testing your DNA is easier than ever with an abundance of at-home DNA tests on the market. All you need to do is provide a simple DNA sample to learn more about your heritage and family history.

Researchers compared DNA extracted from Neolithic human remains found across Britain with that of people alive at the same time in Europe. The Neolithic inhabitants were descended from populations ...

In this practical you will extract the DNA from strawberries. Strawberries can have up to eight copies of each chromosome and so contain a lot of DNA. When extracted from the strawberry this ...

Chances are you've seen an illustration of DNA's double-helix structure and even pictures of the chromosomes that comprise the human genome. But where and how does the famous double helix fit into ...