Today's kiwifruit contains about as much vitamin C as an orange — the result of the kiwifruit's ancestors' spontaneously duplicating their DNA in two separate evolutionary events approximately 50-57 million and 18-20 million years ago.
Kiwifruit duplicated its vitamin C genes twice, 50 million and 20 million years ago
Today's kiwifruit contains about as much vitamin C as an orange -- the result of the kiwifruit's ancestors' spontaneously duplicating their DNA in two separate evolutionary events appro..
