Genetic Mutations Quiz

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Which type of mutation in the promoter region can inhibit total gene expression?

Insertion mutation
Silent mutation
Deletion mutation (correct)
Missense mutation

What is the result of a missense/deletion mutation in the promoter region?

Production of a nonfunctional protein
Inhibition of gene expression (correct)
No effect on gene expression
Overexpression of protein

What is the result of a frame shift mutation in the coding region?

Production of a nonfunctional protein (correct)
Overexpression of protein
Increased protein stability
No effect on protein production

What is the result of a missense mutation in the coding region?

Increased protein stability (D) Signup and view all the answers

What is the cause of Xeroderma pigmentosum?

Defect in nucleotide excision repair system (C) Signup and view all the answers

What are the symptoms of Xeroderma pigmentosum?

Photosensitivity and susceptibility to skin cancer (C) Signup and view all the answers

What is the role of ATM protein in the cell?

Recognizes thymine dimers and repairs them (D) Signup and view all the answers

What is the cause of Ataxia-telangiectasia?

Defect in homologous recombination repair system (B) Signup and view all the answers

What is the role of the mismatch repair system in the cell?

Repairs DNA damage caused by mismatched bases (B) Signup and view all the answers

What is the cause of Hereditary Nonpolyposis Colon Cancer (HNPCC)?

Defect in mismatch repair system (C) Signup and view all the answers

Which type of mutation in the promoter region can inhibit total gene expression?

Deletion mutation (A) Signup and view all the answers

What is the result of a missense/deletion mutation in the promoter region?

Inhibition of gene expression (C) Signup and view all the answers

What is the result of a frame shift mutation in the coding region?

Production of a nonfunctional protein (B) Signup and view all the answers

What is the result of a missense mutation in the coding region?

Increased protein stability (B) Signup and view all the answers

What is the cause of Xeroderma pigmentosum?

Defect in nucleotide excision repair system (A) Signup and view all the answers

What are the symptoms of Xeroderma pigmentosum?

Photosensitivity and susceptibility to skin cancer (D) Signup and view all the answers

What is the role of ATM protein in the cell?

Recognizes thymine dimers and repairs them (C) Signup and view all the answers

What is the cause of Ataxia-telangiectasia?

Defect in homologous recombination repair system (A) Signup and view all the answers

What is the role of the mismatch repair system in the cell?

Repairs DNA damage caused by mismatched bases (B) Signup and view all the answers

What is the cause of Hereditary Nonpolyposis Colon Cancer (HNPCC)?

Defect in mismatch repair system (D) Signup and view all the answers

What is the result of a missense or deletion mutation in the promoter region of a gene?

Inhibition of total gene expression (D) Signup and view all the answers

What is the result of a missense or deletion mutation in the coding region of a gene?

Production of altered protein (B) Signup and view all the answers

What is the effect of a frame shift mutation in the coding region of a gene?

Affects translation and produces immature protein (A) Signup and view all the answers

What is Xeroderma pigmentosum?

A rare autosomal recessive disorder (A) Signup and view all the answers

What is Ataxia-telangiectasia?

A degenerative motor condition (C) Signup and view all the answers

What causes Hereditary Nonpolyposis Colon Cancer (HNPCC)?

Mutations in the genes encoding for mismatch repair system (C) Signup and view all the answers

What is the function of the ATM protein?

Recognizes depurination and deamination (A) Signup and view all the answers

What is the result of a missense or deletion mutation in the promoter region of a gene?

Inhibition of total gene expression (C) Signup and view all the answers

What is the result of a missense or deletion mutation in the coding region of a gene?

Production of altered protein (D) Signup and view all the answers

What is the effect of a frame shift mutation in the coding region of a gene?

Affects translation and produces immature protein (B) Signup and view all the answers

Genetic Mutations Quiz

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Questions and Answers

Which type of mutation in the promoter region can inhibit total gene expression?

What is the result of a missense/deletion mutation in the promoter region?

What is the result of a frame shift mutation in the coding region?

What is the result of a missense mutation in the coding region?

What is the cause of Xeroderma pigmentosum?

What are the symptoms of Xeroderma pigmentosum?

What is the role of ATM protein in the cell?

What is the cause of Ataxia-telangiectasia?

What is the role of the mismatch repair system in the cell?

What is the cause of Hereditary Nonpolyposis Colon Cancer (HNPCC)?

Which type of mutation in the promoter region can inhibit total gene expression?

What is the result of a missense/deletion mutation in the promoter region?

What is the result of a frame shift mutation in the coding region?

What is the result of a missense mutation in the coding region?

What is the cause of Xeroderma pigmentosum?

What are the symptoms of Xeroderma pigmentosum?

What is the role of ATM protein in the cell?

What is the cause of Ataxia-telangiectasia?

What is the role of the mismatch repair system in the cell?

What is the cause of Hereditary Nonpolyposis Colon Cancer (HNPCC)?

What is the result of a missense or deletion mutation in the promoter region of a gene?

What is the result of a missense or deletion mutation in the coding region of a gene?

What is the effect of a frame shift mutation in the coding region of a gene?

What is Xeroderma pigmentosum?

What is Ataxia-telangiectasia?

What causes Hereditary Nonpolyposis Colon Cancer (HNPCC)?

What is the function of the ATM protein?

What is the result of a missense or deletion mutation in the promoter region of a gene?

What is the result of a missense or deletion mutation in the coding region of a gene?

What is the effect of a frame shift mutation in the coding region of a gene?

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