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Laabri

Effects of Mutations Formative

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Last updated 3 months ago
8 Nsɛmmisa
Ɛhia
1
LS1.D
Ɛhia
1
LS1.D
Ɛhia
1
LS1.D
Ɛhia
1
LS1.D
Ɛhia
1
LS1.D
Ɛhia
1
LS1.D
Ɛhia
1
Ɛhia
0.5
Asemmisa {{asɛmmisaAhyɛnsode}}
1.

Compare the mutated DNA sequence to the original. Identify the mutation as either an insertion, deletion, or substitution, and whether it is a frameshift, missense, nonsense, or silent mutation.

Original DNA Sequence: T A C A C C T T G G C G A C G A C T

Mutated DNA Sequence: T A C A T C T T G G C G A C G A C T

Asemmisa {{asɛmmisaAhyɛnsode}}
2.

Match the following terms with their definitions

Draggable itemarrow_right_altCorresponding Item

Mutagen

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sequence of DNA that codes for a particular protein

Chromosome Mutation

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any change in the sequence of DNA that may or may not affect the protein made by that sequence

Frameshift Mutation

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Mutation affecting a single gene or base pair within a gene

mutation

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mutations that cause major changes to proteins because they "shift" the reading frame of the genetic code

gene

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Mutations that affect entire regions of chromosomes, or multiple chromosomes

Point Mutation

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Any environmental factor that may cause a mutation

Asemmisa {{asɛmmisaAhyɛnsode}}
3.

True or false: ALL mutations effect the resulting protein

Asemmisa {{asɛmmisaAhyɛnsode}}
4.

Which type of mutation listed below is most likely going to cause a frameshift mutation?

Asemmisa {{asɛmmisaAhyɛnsode}}
5.

What is a mutagen?

Asemmisa {{asɛmmisaAhyɛnsode}}
6.

How do mutations happen spontaneously without any outside influence?

To use the codon table, follow these directions:

1. find the first base in the codon along the left hand side of the table

2. find the second base in the codon along the top of the table and follow it down until you find the box that corresponds to the base on the left hand side you identified in step 1

3. find the third base in the codon along the right hand side of the box and follow that line over to the box you identified in step 2. The three-letter abbreviation next to your identified codon is the amino acid that codon translates into.

Asemmisa {{asɛmmisaAhyɛnsode}}
7.

Write the sequence of RNA bases that would be transcribed from the sequence of 30 bases below:

TACACGCAATTACCAGGGTAGCCATTGATT

Use the space bar to separate your sequence into codons.

Asemmisa {{asɛmmisaAhyɛnsode}}
8.

What would happen if there was a substitution mutation that changed the 5th base in the DNA from a C to a T?