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SCIENCE & TECHNOLOGY
more closely related to the African apes than to other primates, says
Washburn, professor of physical anthropology at Berkeley. On the basis
of comparisons between their protein chains, some scientists estimate
that man and the chimpanzee share more than 99 percent of their genetic
material.
Meanwhile, new field studies of chimpanzees and their use of sticks
and other simple tools indicate that Peking Man, the first true man
(Homo erectus), who appeared a...