Huntington's Disease,a Fatal Degenerative Movement Disorder,results from Large Numbers of Codon

question 15

Multiple Choice

Huntington's disease,a fatal degenerative movement disorder,results from large numbers of codon repeats in the Huntington gene located on chromosome 4. This means that the​ 

• A)extra codon repeats will not impact the individual's phenotype. 
• B)affected Huntington gene will be silenced, producing no protein. 
• C)affected Huntington gene will produce a protein with abnormally large amounts of the amino acid encoded by the extra codons. 
• D)affected Huntington gene will produce a protein with abnormally small amounts of the amino acid encoded by the extra codons.

Calculate the percent chance of phenotypic outcomes based on the concept of penetrance.

Determine the order of genes on a chromosome using recombination frequencies.

Recognize the inheritance patterns related to genes located on mitochondrial DNA.

Analyze genetic data to deduce whether genes are linked or on different chromosomes and calculate recombination frequencies.

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