Anonymous ID: 1f229a July 5, 2026, 5:38 p.m. No.24794270   🗄️.is 🔗kun   >>4273

>>24794229

Genetic and serological evidence confirms that Rh-positive antigens are present in all primates, but the Rh-negative phenotype (absence of the RhD antigen) is also found in certain non-human primates, particularly chimpanzees and gorillas.