Notes pg 49Title: Mutations

• Mutations = a change or mistake in the DNA• Mutations in the DNA can change the

shape or function of the protein that is made• Mutations can be good or bad, big or

small, or even deadly.

• Silent mutation – a mutation that does NOT change the protein

• Ex: GCU GCC

Practice pg 48• What kind of change in the protein will

these mutations cause?• ACC AGC• UUU AAA GGG CCC UUU CAA AGG GCC C• GUU GUG• CCC AUU UGG AAA CCC AUU UGA AAA