Which of the following can you conclude about the hemoglobin in individuals with sickle cell anemia? Choose two answers that apply.
-The amino acids sequenced for the abnormal hemoglobin replaced a Glucine (Glu) for a Leucine (Leu).
-The amino acids sequenced for the abnormal hemoglobin was the same as it was for the normal hemoglobin.
-There was an error in the transcription from DNA to RNA.
-The amino acids sequenced for the abnormal hemoglobin replaced a Glucine (Glu) for a Valine (Val).
-There was an error in the nucleotide sequence in the original DNA strand.

ans.

in united states (us), the first leading cause of death for both women and men is heart diseases that leads to more than half of the deaths. heart diseases develop due to narrow arteries, buildup of plaque in blood capillaries that arises difficulties in blood flow.

the second leading cause of deaths in us is cancer that affects individuals of all ages. it develops due to uncontrolled growth and spread of tumor cells, which results in death if the not controlled or treated.

the third leading cause of deaths in us is copd or chronic obstructive pulmonary disease. it includes difficulty in breathing, chest infections, and persistent cough. smocking is a leading cause of copd and around 80% of copd deaths occur due to smoking.

thus, the correct answer is 'option). cancer, copd, and heart disease.'

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