13. Mendelian Genetics
Autosomal Inheritance
Multiple Choice
Multiple ChoiceWhen two average-height parents give birth to a child exhibiting achondroplasia, it is most likely due to a new mutation. This is because __________.
A
the frequency of achondroplasia is unknown
B
achondroplasia is a relatively rare disorder
C
such mutations are statistically predictable
D
None of the listed responses is correct.
E
achondroplasia is caused by an allele that is always expressed; therefore, the parents must not have the allele
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