Mutations and DNA

Quiz
•
Science
•
9th Grade
•
Hard
+1
Standards-aligned
Lisa Thompson
FREE Resource
25 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The bottom DNA sequence in the image has been altered by this type of mutation
substitution
insertion
deletion
translocation
Tags
NGSS.HS-LS3-2
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A segment of DNA has base sequence GAC GAC CGC AAA ACA AGC. Due to deletion, the first base G is deleted. The likely effect of this on the coding of DNA segment is that
the first amino acid will be different and all other will be like the original polypeptide.
there will be no change in the polypeptide chain.
the whole sequence of amino acids will be changed.
the polypeptide chain will be two amino acids shorter
Tags
NGSS.HS-LS1-1
NGSS.HS-LS3-2
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What type of mutation is this?
frameshift
substitution
insertion
deletion
Tags
NGSS.HS-LS3-2
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Why are insertion and deletion mutations so harmful?
They change all of the codons following the mutation, which changes the amino acid sequence
They insert things that an organism doesn't need.
They often delete things that organisms need.
Insertion and deletions are not any more harmful than substitution mutations.
Tags
NGSS.HS-LS3-2
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What would happen to this DNA sequence if a deletion mutation occurred?
The mutation would cause the mRNA to STOP early.
The mutation would cause the sequence to be shifted to the left, changing amino acids in the protein.
The mutation is a point mutation and will be silent because the amino acid did not change.
The mutation is a frameshift mutation but will not change any amino acids.
Tags
NGSS.HS-LS3-2
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
DNA molecule segment is : TTA-CGC-AAG. The mutated DNA segment is TTC-GCA-AG. This is an example of ___ mutation.
Substitution
Deletion
Insertion
Inversion
Tags
NGSS.HS-LS3-2
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What mutation occurred?
deletion
substitution
tranverse
insertion
Tags
NGSS.HS-LS3-2
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