Each of us has enough DNA to reach from here to the sun and back, more than 300 times. How is all of that DNA packaged so tightly into chromosomes and squeezed into a tiny nucleus? Histones are a ...

DNA is the molecule that holds the instructions for all living things. DNA achieves this feat of storing, coding and transferring biological information though its unique structure. Replication of ...

But what happens when a mutation occurs over multiple genes? Deletions involve the loss of DNA sequences. Phenotypic effects of deletions depend on the size and location of deleted sequences on ...