Question

Question 9 (1 point) Saved The Pingelap people express achromatopsia (total colour blindness) at very high frequency since a natural disaster struck in the 18th century. Which of the following is believed responsible? O It is a side-effect of resistance to a childhood disease, chromiosis. O The night fishing livelihood of these people has selected for the trait, which confers an advantage in night vision through extra sensitive rod cells. O A tsunami led to a severe population bottleneck in which one survivor's achromatopsia produced elevated frequencies in future. The Pingelap atoll population was founded by a small number of Dutch immigrants, and the high incidence of this globally rare condition is a founder effect.

Answer 1

The tsunalmi led to severe population destroyed and leaving about 20 peoples was remained and they are the carrier of them and they oroduce elevated frequencies in future.