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- 1. Multiple Choice
What type of mutation happens to just one base.
Chromosome mutation
Point mutation
DNA mutation
Deletion mutation
- 2. Multiple Choice
What is it called when a mutation has no effect on the amino acid sequence in the final polypeptide?
Substitution mutation
No mutation
Silent mutation
Replication mutation
- 3. Multiple Choice
What is a mutation?
A change in a chromosomal region.
A negative change in the nucleotide sequence of DNA.
A change in one base pair in DNA.
Any change in the nucleotide sequence of DNA.
- 4. Multiple Choice
What type of chromosomal mutation loses genes?
Duplication
Inversion
Deletion
Translocation
- 5. Multiple Choice
What type of chromosomal mutation gains a copy of the same genes it already has?
Duplication
Inversion
Deletion
Translocation
- 6. Multiple Choice
What type of chromosomal mutation removes genes and then re-attaches the genes backwards?
Duplication
Inversion
Deletion
Translocation
- 7. Multiple Choice
What type of chromosomal mutation gains extra genes that it did not have before?
Duplication
Inversion
Deletion
Translocation
- 8. Multiple Choice
What does a nonsense mutation do?
Changes one amino acid to a stop codon.
Changes one amino acid to a different amino acid.
Changes one amino acid to a start codon.
It does not change the amino acids.
- 9. Multiple Choice
What does a missense mutation do?
Changes one amino acid to a stop codon.
Changes one amino acid to a different amino acid.
Changes one amino acid to a start codon.
It does not change the amino acids.
- 10. Multiple Choice
What type of gene mutation has occurred here? Normal-
AGA-TTC-ATA-GCG
Mutant-
AGA-TTC-AAT-AGC-G
Deletion (causing a frameshift)
Insertion (causing a frameshift)
Substitution
Nonsense
- 11. Multiple ChoiceWhat is the correct mRNA strand from this DNA?
CAC-GTG-ACA-GCGGTG-CAC-TGT-CGCCAC-GUG-ACA-GCGGUG-CAC-UGU-CGC - 12. Multiple ChoiceWhat mutation has occurred here?
T-G-A-C-C-A
T-G-A-G-C-ASubstitutionDeletionInsertionFrameshift - 13. Multiple ChoiceDNA molecule segment is : TTACGCAAG
The mutated DNA segment is TTCGCAAG. This is an example of ___ mutation.SubstitutionDeletionInsertionInversion - 14. Multiple Choice
Frameshifts may be caused by:
Insertion and deletion
Insertion and silent
Insertion and missense
Insertion, deletion, and missense
- 15. Fill in the Blank
Number 1 is a:
Number 2 is a:
Number 3 is a:
- Answer choicesTagsAnswer choicesTags