And if we stopped to think about it, we would find the quiet regeneration of skin and hair and nails — and other parts of the body as well — profoundly astonishing: It goes on 24 hours a day, week in and week out, literally remaking us, biochemically speaking, many times during the course of our lives. ”
जीव - रासायनिक अर्थ में, यह हमें अपने जीवन - काल में कई बार अक्षरशः पुनःनिर्मित कर देता है । ”