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You will need a orginal DNA template - this is used for the DNA polymerase to copy the DNA. DNA is a double stranded helix and each strand can be used as a template for replication free ...

A DNA molecule is double stranded and arranged in a helical structure. The two strands are made up of a sugar phosphate 'backbone' where the sugar is attached to a base and a phosphate group, the sugar is...

To a large extent these economic policies caused the crisis. However other factors played a part. These include the need to establish nuclear parity (equality), and the pressure under which leader found h...

In his play Much Ado About Nothing, Shakespeare explores the theme of true love through a range of techniques. One of the most effective of these is the use of contrasting relationships. Shakespeare shows...

Vaccinations are given to provide immunity and protection against a certain disease or pathogen. The vaccine itself contains a weakened 'version' of the pathogen that retains its antigens but not its abil...