Tuesday, July 28, 2009

Describe DNA Replication...

DNA can make exact copies of itself/self-replicate. When more DNA is needed by an organism(like during reproduction or cell growth) the hydrogen bonds between the nucleotide bases break and the 2 single strands of DNA seperate. New complementary bases(T-A & C-G) are brought in by the cell and paired with each of the 2 seperate strands, forming 2 new identical double-stranded DNA molecules. This is the Replication of DNA.

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