Answer :
Red blood cell : 110 - 120 days
Brain cell : 5 - 10 mins
Skin cell : 2 - 3 weeks
Heart muscle cell : 50+ years
Fat cell : 10 years average
Brain cell : 5 - 10 mins
Skin cell : 2 - 3 weeks
Heart muscle cell : 50+ years
Fat cell : 10 years average