▲ 1 r/Physiology
Why do anapsids, synapsids, and diapsids exist, but triapsids, tetrapsids, pentapsids, hexapsids, heptapsids, octapsids, nonapsids, and decapsids never evolved?
reddit.comu/TengristBuddhist — 4 days ago
▲ 1 r/DNA
Can a 100.00% pure haplogroup ethnicity exist?
If yes, what would they look like?
u/TengristBuddhist — 4 days ago