Question 9 How does a substitution mutation affect the DNA sequence?
a
Nitrogenous bases are added, causing a frameshift.
Nitrogenous bases are exchanged, altering the amino acid sequence.
Nitrogenous bases are removed, causing a frameshift
Nitrogenous bases are damaged, causing no protein to be made.
Next Page
Back
m

Refer to the family pedigree shown here. in generation i, one parent is affected by the gene mutation and one parent isn't. in generation ii, all three children are affected by the gene mutation. what can you conclude about this gene mutation? a. all children born in future generations will be affected by this disorder. b. this gene mutation is a dominant disorder. c. this gene mutation is a recessive disorder. d. the generation i mother is a carrier of this gene mutation.