People diagnosed with neurofibromatosis have varying degrees of the condition because of the genetic principle of:

Question

Quizplus · Accepted Answer

Expressivity is the extent of variation in phenotype associated with a particular genotype.If expressivity of a disease is variable,then the penetrance may be complete but the severity of the disease can vary greatly.A well-known example of variable expressivity in an autosomal dominant disease is type 1 neurofibromatosis.The correct option is the only one that accurately describes the presence of varying degrees of symptomatologic characteristics.

People Diagnosed with Neurofibromatosis Have Varying Degrees of the Condition