1. Sickle cell anemia is a disease in which red blood cells become
irregularly shaped. The disease is caused by the presence of an
incorrect amino acid in a certain protein. The disease most likely
occurred due to an altered sequence of nitrogenous bases in the -
A. original DNA in the nucleus.
B. transcribed mRNA strand.
C. tRNA on the ribosome.
D. complementary DNA strands.
Answers: 2
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1. Sickle cell anemia is a disease in which red blood cells become
irregularly shaped. The disease...
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