telomeres
TRANSCRIPT
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CELLULARTIME
BOMB
Dr : Hussein Sabit
Eman Mohamed
TELOMERES
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structure# Repeating DNA sequence . i.e , ( TTAGGG ) at the tip of chromosome .
# telomere length about 15000 Base pairs .
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cont
# composed of double strands of DNA , Telomere overhangs is single strands .
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FUNCTION# cap function.
# control cell division.
# hold some secrets to how we age and get cancer.
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SHORT TELOMERES
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TELOMERES & AGING
# The length of telomeres is the most accurate indicator of the speed the person is aging.
# It is not yet known whether shorter telomeres are just a sign of aging – like gray hair – or contribute aging .