telomeres
TRANSCRIPT
CELLULARTIME
BOMB
Dr : Hussein Sabit
Eman Mohamed
TELOMERES
structure# Repeating DNA sequence . i.e , ( TTAGGG ) at the tip of chromosome .
# telomere length about 15000 Base pairs .
.
cont
# composed of double strands of DNA , Telomere overhangs is single strands .
FUNCTION# cap function.
# control cell division.
# hold some secrets to how we age and get cancer.
SHORT TELOMERES
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 .