Well, I A11 you cogld do ts reclly get an avfrage over time, that is, this week... . Oh, I see. What I would really be interested in is the variation befvees MARSHALL»: husan beings living in the seme ares and eating roughly phe SS Y ~~ same dicts. How this may turn cut to be very emelly but}T’a not sures Can't you get this variability ty using pigs? YOICE: ao iby . Yes, you could getit from pigs —— I wnan you could get MARSHALL: variation in pigs, but I'm not so sure abottece Tou are not going to be shle to take a vbcle family and all their bedics. MARSHALL» VOICEs . - Ko, a my ree gee " WK a€aes X just wanted to Imoy £¢ rentoaly selectediniivitusle a this a A chty, of age epyroximtely fiverss Be Vaybe thay can. Maybe it isn't eo difficult, Even the ie ancuntes that are in blood may be encugh.. VOICE: It's a lot of blcod. VOICEs How about hair? LIBBY s There are some things you can get, and bair is one of : How abcut fingernails? and teeth? / a I would say once you leave bones or teeth you are avillability ty- eugh a tremendous ancunt. Tou “A wie your. going 172