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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Definitions:

Interval Scale

The scale of measurement for a variable if the data demonstrate the properties of ordinal data and the interval between values is expressed in terms of a fixed unit of measure. Interval data are always numeric.

Ratio Scale

The scale of measurement for a variable if the data demonstrate all the properties of interval data and the ratio of two values is meaningful. Ratio data are always numeric.

Nominal Scale

The scale of measurement for a variable when the data are labels or names used to identify an attribute of an element. Nominal data may be nonnumeric or numeric.

Ordinal Scale

A ranking scale used to measure variable where the order of values is significant, but the difference between values is not uniform.