Every time a cell divides, it must copy its entire genome so that each daughter cell inherits a complete set of DNA. During that process, enzymes known as polymerases race along the DNA to copy its ...

DNA replication is the biological process by which an exact copy of a deoxyribonucleic acid (DNA) molecule is created and it is the basis for biological inheritance. Each of the two strands of the DNA ...

The 2012 Toyota Corolla comes from a line of small cars that first reached our shores more than four decades ago. Since then, the Corolla has climbed the ladder from little-known compact car, to the ...

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The new Ford Focus is a small car that offers a number of features otherwise seen in larger or more luxurious vehicles. For instance, the Focus is also the first vehicle in its class to offer Active ...

As the first mass-production all-electric car available for purchase by the public, the 2012 Nissan Leaf was a risky move by the Japanese automaker when it was introduced for the 2011 model year. With ...

Origin firing is the initiation of DNA replication that takes place at specialised start sites, or replication origins, where the DNA first has to be opened up and unwound, before DNA synthesis ...