DNA Mutations

Are all mutations bad?

• Yes
• No

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

• Substitution
• Deletion
• Insertion
• Frameshift 

In a molecule of double-stranded DNA, the amount of Adenine present is always equal to the amount of

• cytosine
• guanine
• thymine
• uracil

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

• Substitution
• Insertion
• Inversion
• Translocation

Adenine bonds with ______________.

• Guanine
• Thymine
• Cytosine
• Adenine

Guanine bonds with ______________.

• Adenine
• Guanine
• Cytosine
• Thymine

What is shown in the diagram shown?

• DAN
• RAN
• DNA
• RNA

Any change in the sequence of DNA is...

• transgenic shift
• Single Genotype
• Monohybrid Trait
• Mutation

In a molecule of double-stranded DNA, the amount of Adenine present is always equal to the amount of

• cytosine
• guanine
• thymine
• uracil

Identify the SUBSTITUTION mutation from the following DNA sequence: 
ATG CCA AAT

• ATG TCA AAT
• ATG CCT AAA T
• ATC CA  AT
• ATG CCA AAT