People with sickle-cell anaemia have haemoglobin
...People with sickle-cell anaemia have haemoglobin
S and are homozygous recessive
A and are heterozygous recessive
S and are heterozygous recessive
A and are homozygous recessive
Correct answer is A
No explanation has been provided for this answer.
The arrow labelled ll represents the ...
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