Mutation Flashcards

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1
Q

What are mutations

A

changes in the genetic material of the cell

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2
Q

what are point mutations and what can it do

A

changes in just one base pair of a gene
can lead to the wrong amino acid being made

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3
Q

types of point mutations

A

base pair substitutions
base pair deletions and insertions

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4
Q

What is a base pair substitution

A

One base pair is replaced by another
ex
AGTTA
TCAAT
to
AATTA
TTAAT

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5
Q

Mutation that doesn’t have an effect because of the redundancy of the genetic code

A

Silent mutation

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6
Q

Will code for an amino acid just not the same one

A

missense mutation

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7
Q

Will code for a stop codon, almost always makes a non functional protein

A

nonsense mutation

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8
Q

What is insertion and deletion

A

Adding an extra base pair
or taking away a base pair
they have a disastrous effect more often than substitutions

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9
Q

What causes a frameshift mutation

A

Insertion and deletion mutation

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