Sunburns and aging skin are obvious effects of exposure to harmful UV rays, tobacco smoke and other carcinogens. But the effects aren't just skin deep. Inside the body, DNA is literally being torn ...
Qonversations on MSN4d
Did you know? Your DNA could stretch from the Sun to Pluto and backScience never ceases to amaze us, and one of the most mind-blowing facts about the human body is the sheer length of our DNA.
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