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Questions and Answers
What is a mutant gene?
What is a mutant gene?
- A gene that codes for proteins
- A gene that has the same sequence as the wild type gene
- A gene with an inheritable different sequence compared to the normal gene (correct)
- A gene that is only present in somatic cells
Which statement about mutations is true?
Which statement about mutations is true?
- The vast majority of mutations are neutral to the organism (correct)
- DNA mutations always result in phenotypic changes
- Most mutations have a significant effect on the organism
- Mutations are always inheritable
What are the building blocks of DNA strands known as?
What are the building blocks of DNA strands known as?
- Amino acids
- Monosaccharides
- Nucleotides (correct)
- Polypeptides
What are the nitrogen-containing nucleobases found in DNA?
What are the nitrogen-containing nucleobases found in DNA?
Which type of cells need a mutation to be present to be inheritable?
Which type of cells need a mutation to be present to be inheritable?
What are static mutations?
What are static mutations?
Which type of mutation involves a change in the number of nucleotides, leading to a shift in the reading frame?
Which type of mutation involves a change in the number of nucleotides, leading to a shift in the reading frame?
What is the term used to describe a mutation that results in a premature stop codon, leading to a truncated protein?
What is the term used to describe a mutation that results in a premature stop codon, leading to a truncated protein?
In the context of dynamic mutations, what is the significance of trinucleotide repeats (TNR)?
In the context of dynamic mutations, what is the significance of trinucleotide repeats (TNR)?
What is the term used to describe a mutation that does not affect the functionality of the resulting protein?
What is the term used to describe a mutation that does not affect the functionality of the resulting protein?
Which type of mutation is characterized by a change in the protein's function at specific temperatures?
Which type of mutation is characterized by a change in the protein's function at specific temperatures?
What is the term used to describe a mutation that only affects the organism under certain environmental conditions?
What is the term used to describe a mutation that only affects the organism under certain environmental conditions?
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