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telomere

Term: telomere
Literally meaning:
Origin: Anc Greek
τέλος/telos(=end)
+μέρος/meros(=part)
Coined/History
In 1938 by Hermann J. Muller, who believed that telocentric  chromosomes with centromere terminally located, could not exist in nature. According to Muller’s hypothesis, a chromosome must be quarded by a telomere at both ends to maintain its integrity during cell division.
Definition
Telemeres are nucleoprotein structures consisting of repetitive TTAGGG sequences terminate in a 3; single-stranded G-rich overhang. Telomeres are maintained by the enzyme telomerase.


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