chimpanzee skull necklace | silver pp_immuno with hypervariable complementarity-determining regions (CDRs)

with hypervariable complementarity-determining regions (CDRs) at the Fab tips that bind specific antigens with exquisite shape and charge complementarity

and with the broad audience of biology graduates who carried the Calvin cycle out of college and never quite let it go

and people giving it to mark the start of a pregnancy or celebrate the arrival of a new child

Saturn's rings are 282

chimpanzee skull necklace | silver pp_immuno with hypervariable complementarity-determining regions (CDRs)Chimpanzee skull necklace sterling silver Jane Goodall arrived at Gombe Stream Reserve in Tanzania in 1960 with notebook and patience. She watched chimpanzees strip leaves from twigs to fish for termites, observed them mourn their dead, saw tool use not as a human exception but as a behaviour shared with our closest relatives. She showed that humans are not the only toolmakers on earth, and that the gap between us and the chimpanzee is smaller and