A Change in DNA Resulting in an Incorrect Protein Is

question 65

Multiple Choice

A change in DNA resulting in an incorrect protein is the problem in sickle cell disease. Is this normally the problem in genetic diseases?

• A) No. Most genetic diseases result from errors in cell division.
• B) No. In other genetic diseases, the proteins are all correctly made, but then they damage the DNA.
• C) It's not clear what the problem is in most genetic diseases.
• D) Yes, abnormal proteins created by abnormal DNA is the problem in all genetic diseases.
• E) Yes, the DNA may be "correct" but can produce abnormal proteins which cause disease.

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