3603389
Descripción
Test por georgia_rae, actualizado hace más de 1 año
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Creado por georgia_rae
hace casi 9 años
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Pregunta 1
Pregunta
What is a mutation?
Respuesta
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a physical problem
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a change in the DNA sequence
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something that has affected your appearance
Pregunta 2
Pregunta
what is the name of something that causes mutations?
Respuesta
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mutagens
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UV light
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chemicals
Pregunta 3
Pregunta
when can't the mutations be inherited by the offspring?
Respuesta
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occurs in the body cells - somatic mutation
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occurs in the sex cells - gametic mutation
Pregunta 4
Pregunta
what are the main types of mutations?
Respuesta
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substitution
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nonsense
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insertion
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deletion
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mutagens
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chromosomal
Pregunta 5
Pregunta
what are the types of substitution mutation?
Respuesta
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nonsense
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insertion
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silent
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missense
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deletion
Pregunta 6
Pregunta
what types of mutations causes frameshift?
Respuesta
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substitution
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insertion
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deletion
Pregunta 7
Pregunta
frameshift is when a base is inserted or deleted and causes the bases/triplets move along one. resulting in codons shifting so the amino acids are coded differently and overall the protein may not carry out the correct cellular function.
Respuesta
- True
- False
Pregunta 8
Pregunta
what is nonsense?
Respuesta
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codes for a different amino acid
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codes for a stop codon
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the same amino acid, because of redundancy due to degeneracy
Pregunta 9
Pregunta
what is a silent mutation?
Respuesta
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code for a stop codon
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the same amino acid, because of redundancy due to degeneracy
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code for a different amino acid
Pregunta 10
Pregunta
what is missense?
Respuesta
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the same amino acid, because of redundancy due to degeneracy
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codes for a stop codon
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codes for a different amino acid
Pregunta 11
Pregunta
mutations can be only harmful
Respuesta
- True
- False
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