mutations

Front

Any change in the sequence of DNA is...

Back

Mutation

Front

Where do mutations occur? Options: DNA and RNA, DNA , RNA, mRNA and tRNA

Back

DNA 

Front

Why are insertion and deletion mutations so harmful?

Back

They change all of the codons from the mutation on down the line, which changes the amino acid sequence.

Front

DNA molecule segment: TTACGCAAG
Mutated DNA segment: TTCGCAAG
Type of mutation? Options: Substitution, Deletion, Insertion, Inversion

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Deletion

Front

Normal-
GAG-CTC-GAC-AGA
Mutant
GAG CTC-CAC-AGA
Options: no mutation, substitution, insertion, deletion

Back

substitution

Front

What are the three types of gene mutation?

Back

Insertion, Deletion, Substitution

Front

What do helpful mutations do? Options: Increases chances of survival, Decreases changes of survival, Increases chances of developing cancer, Decreases skills

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Increases chances of survival

Front

In this type of point mutation, one base pair is lost.

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deletion

Front

In this type of point mutation, one extra base pair is inserted into a sequence of DNA

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insertion

Front

The bottom DNA sequence in the image has been altered by this type of mutation: substitution, insertion, deletion, translocation.

Back

substitution