BIOMOLECULES AND ENZYMES

BIOLOGY

STRUCTURE OF PROTEINS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
People who have sickle cell anemia (check all that apply)
A
have a mutation that causes amino acid #6 in the hemoglobin to be changed.
B
experience pain, stroke, kidney damage, and breathing problems.
C
get it from a viral infection that attacks their kidneys.
D
typically have African, Middle Eastern, Indian, or Mediterranean ancestry.
Explanation: 

Detailed explanation-1: -Frequency. Sickle cell disease affects millions of people worldwide. It is most common among people whose ancestors come from Africa; Mediterranean countries such as Greece, Turkey, and Italy; the Arabian Peninsula; India; and Spanish-speaking regions in South America, Central America, and parts of the Caribbean.

Detailed explanation-2: -Epidemiology of sickle cell gene The SCD is most common among people from Africa, India, the Caribbean, the Middle East, and the Mediterranean.

Detailed explanation-3: -Sickle cell disease is more common in certain ethnic groups, including: People of African descent, including African-Americans (among whom 1 in 12 carries a sickle cell gene) Hispanic-Americans from Central and South America. People of Middle Eastern, Asian, Indian, and Mediterranean descent.

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