DNA Mutations (no protein synthesis)

This type of substitution codes for a stop codon

• Missense
• Nonsense
• Silent
• Deletion

If you are missing or have an extra base  at the end of your mutated DNA . What type of mutation occurred?

• Substitution
• Frameshift
• Duplication 
• Insertion

Which of the following would result in a frameshift mutation?

• Insertions only
• Substitution only
• Deletion only
• Insertions and Deletions

DNA molecule segment is : TTACGCAAG
The mutated DNA segment is TTCGCAAG. This is an example of ___ mutation.

• Substitution
• Deletion
• Insertion
• Inversion

mRNA is read in chunks of three, called...

• quadralets
• anticodons
• codons
• capsids

What is a Gene?

• A segment of RNA that encodes for a protein
• A chromosome
• A segment of DNA that encodes for a protein
• Your genome

Normal-
GAG-CTC-GAC-AGA
Mutant
GAG CTC-CAC-AGA

• no mutation
• substitution
• insertion
• deletion

What mutation has occurred here? 
T-G-A-C-C-A
T-G-A-G-C-A

• Substitution
• Deletion
• Insertion
• Frameshift 

Original: ATC CAT
Mutation: ATC GCAT
What mutation occurred?

• deletion
• insertion
• silent
• transverse

Are all mutations bad?

• Yes
• No