Teresa has inherited allele A from her mother and allele B from her father. Allele A is the dominant gene that affects the production of the protein Huntington in such a way that it causes Huntington's disease. Allele B is the recessive gene that does not cause Huntington's disease. On the basis of the given information, which of the following is likely to be the result of this inheritance?
A. Teresa suffers from Huntington's disease.
B. Teresa is a carrier of Huntington's disease.
C. Teresa is immune to Huntington's disease.
D. Teresa is not affected by Huntington's disease.
Answer: A
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