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Questions and Answers
What type of mutation results in a gene product with enhanced, negative, or new functions?
What type of mutation results in a gene product with enhanced, negative, or new functions?
- Null mutation
- Dominant gain-of-function (correct)
- Haploinsufficiency
- Dominant negative mutation
What type of mutation occurs when the single wild-type copy of the gene does not produce enough gene product to bring about a wild-type phenotype?
What type of mutation occurs when the single wild-type copy of the gene does not produce enough gene product to bring about a wild-type phenotype?
- Rcessive mutation
- Dominant negative mutation
- Loss-of-function
- Haploinsufficiency (correct)
What is the term for mutations that result in a complete loss of function?
What is the term for mutations that result in a complete loss of function?
- Dominant mutation
- Null mutation (correct)
- Loss-of-function
- Recessive mutation
What type of mutation leads to a loss of ability to synthesize an amino acid or vitamin?
What type of mutation leads to a loss of ability to synthesize an amino acid or vitamin?
What is the term for mutations that are easily observed and affect a morphological trait?
What is the term for mutations that are easily observed and affect a morphological trait?
What is the primary effect of behavioral mutations on an organism?
What is the primary effect of behavioral mutations on an organism?
What type of mutation can result in lethality at different points in the life cycle of an organism?
What type of mutation can result in lethality at different points in the life cycle of an organism?
What is the characteristic of temperature-sensitive mutations?
What is the characteristic of temperature-sensitive mutations?
What is the effect of a neutral mutation on an organism's genetic fitness?
What is the effect of a neutral mutation on an organism's genetic fitness?
What is the main difference between a regulatory mutation and a biochemical mutation?
What is the main difference between a regulatory mutation and a biochemical mutation?
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