DNA (deoxyribonucleic acid), the molecular "blueprint" carrying the genetic instructions that influence the growth, ...

As shown in Figure 1, when the double helix unwinds, replication proceeds ... If there were no way to fill this gap, the DNA molecule would get shorter and shorter with every generation.

In 1953, Francis Crick and James Watson described the molecular shape of DNA as a "double helix." Double-stranded DNA is composed of two linear strands that run opposite to each other, known as ...

so that matching base pairs interlocked in the middle of the double helix to keep the distance between the chains constant. Watson and Crick showed that each strand of the DNA molecule was a ...

DNA is a complex molecule that consists of two strands coiled around each other to form a double helix structure. Comparison of a single-stranded RNA and a double-stranded DNA with their corresponding ...

This organization can be explained by weak interactions between nucleosomes, which are the repetitive blocks that fold the ...

Shortly after, Watson and Crick made a crucial advance when they proposed that the DNA molecule was made up of two chains of nucleotides paired in such a way to form a double helix, like a spiral ...

The first step in the process always sees the double helix “unzipping” into two ... The researchers also discovered that the DNA molecule makes use of a kind of “dead man’s switch ...

Why is the heart slightly on the left side of the body for most people? Why is DNA almost always a right-handed helix? Same ...

Researchers at the University of Toronto have invented a new method that uses DNA sequencing to measure metabolites. This ...

A team at Nagoya University experimented with ways to uncurl a DNA molecule using pressure applied to liquid flowing in a channel, with the pressure flow providing shear force that uncurled the ...

Researchers have previously tried sticking down one end of a DNA molecule to stretch it out, but found that the thermal fluctuations could still cause movement and blurring. "Stretching DNA refers ...