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natural selection and heredity

Americans are affected with sickle cell anaemia which mostly affects black people.

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12y ago
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Q: Why are not Americans affected with sickle cell anaemia?
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Who is affected by sickle cell anemia?

Chromosome #11 is affected in sickle-cell anemiaChromosome #11 is affected in sickle-cell anemia


What body parts are affected by sickle cell ammonia?

Sickle Cell Anemia affects all body parts as long as blood flows to that part and as long as it is prone to pain. Besides it is *anaemia not ammonia.


What is glutamate replaced by in sickle cell anemia?

Hi, Glutamate is replaced by valine in sickle cell anaemia


Where in the world are the most cases of Malaria and Sickle Cell anaemia?

Malaria is common in topical ad subtropical zones. The malaria has selected the people with sickle cell anaemia. Although person with sickle cell anemia can have malaria, the carrier, or the person with sickle cell trait is resistant to malaria.


Can you explain what evolutionary advantage mean and how it accounts for why sickle cell anaemia is still so widespread in Africa?

evolutionary advantage means that if you have to types of sickle cell anaemia and one is resistant to a drug the the other one is not then the one that is not resistant dies off and the sickle cell anaemia that is resistant becomes dominant and that is why sickle cell anaemia is still so widespread in Africa because the strain that is widespread in Africa is resistant is anti-biotics.


How many people in the UK have sickle cell anaemia?

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How does sickle cell anaemia cured?

Sorry there is no cure only treatment.


What are the drugs contraindicated in sickle cell anaemia?

Most of them I would imagine.


Do people die from sickle cell anaemia?

20,000 people die with sickle cell each year


Is sickle cell anemia a single gene defect or multiple gene?

Sickle Cell Anaemia is a single gene defect (Hb gene).


Which is a degenerative disease atherosclerosis malaria rickets sickle cell anaemia?

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Do red blood cells that cause sickle anaemia have cell organelles?

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