Sickle cell anaemia: The selective forces that a population experiences can vary

Question

Sickle cell anaemia: The selective forces that a population experiences can vary by context, especially by geographic place. a) Explain in your own words how natural selection affects the evolution of haemoglobin in humans and how and why the selective pressures differ among human populations. b) For your answer to part a, which are examples of disruptive, stabilizing or directional selection? c) For human populations living in regions of the modern world without malaria, do you expect the HS allele to eventually go extinct? Explain.

PLEASE EXPLAIN BRIEFLY IN DOT POINTS ONLY

Explanation / Answer

Please find the answers below:

Answer a:

Answer b:

Answer c:

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