Sickle-shaped red blood cells result from a mutation in the gene that codes for hemoglobin. This mutation results in sickle-cell anemia. A partial sequence of bases from a normal hemoglobin gene and a
sequence that results in sickle-cell anemia are shown below.
Normal hemoglobin. T-G-A-G-G-T-C-T-C-C-T-C
Sickle-cell hemoglobin: T-G-A-G-G-T-C-A-C-C-T.C
What type of mutation is depicted in this sequence?
The mutation depicted in the sequence is a substitution, which is when one base is replaced with another. In this case, the normal hemoglobin gene has...
. Who prevented Nacha from marrying when she was a young woman?
5. What does Mama demand of Tita for Rosaura's wedding? Is this reasonable bi
Answer
Tita's temporary blindness is caused by her intense emotions. Mama demands that Tita prepare the wedding feast for Rosaura, which is reasonable given Tita's cooking skills.
Tita's temporary blindness is caused by her intense emotions, such as grief and anger. Mama Elena demands that Tita prepare the wedding feast for Ros...
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