Ask your own question, for FREE!
Biology 15 Online
OpenStudy (anonymous):

Sickle cell disease is caused by a: A. change in one allele. B. change in the size of a chromosome. C. change in two proteins. D. change in the number of chromosomes in a cell.

OpenStudy (anonymous):

it was a change in one allele

Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!
Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!