Sickle Cell Anemia Is a Killer but It Still Persists

question 43

Multiple Choice

Sickle cell anemia is a killer but it still persists for all of the following reasons EXCEPT

• A) no one demonstrates symptoms until old age
• B) it is passed to offspring as a hidden recessive
• C) people don't drain their mosquito ridden pools of water
• D) medicine is allowing some homozygous children to live to the age of reproduction

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Definitions:

Cell Loss

The process by which cells die naturally through apoptosis or are destroyed due to injury or disease, leading to the reduction of cell numbers in an organism.

Heart Pounding

The sensation of a rapid or forceful heartbeat, often felt during excitement, fear, or physical exertion.

Immune Functioning

The complex processes and mechanisms that protect an organism from infections and diseases through the detection and destruction of pathogens.

Neurodegenerative Disorder

A condition involving the progressive loss of nerve cell function or structure, leading to declining cognitive and physical abilities.