questions_from_you (1) - 1. Missense mutations change: A) a...

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1. Missense mutations change: A) a codon resulting in an altered amino acid within a protein-coding portion of a gene. B) a codon into a stop codon and results in premature termination of translation. C) alters a codon but does not result in a change in the amino acid at that position of the protein. D) base substitutions in which one base pair is altered. 2. Spontaneous mutations A) result from the influence of an extraneous factor, either natural or artificial. B) are usually linked to normal biological or chemical processes in the organism. C) occur in any cell except germ cells and are not heritable D) occur in gametes and are inherited 3. During nucleotide excision repair, what is the difference between an endonuclease and exonuclease? A) Endonuclease breaks the strand; exonuclease remove nucloetides. B) Exonuclease breaks the strand; endonuclease remove nucleotides. C) Endonuclease anneals dsDNA while exonuclease breaks dsDNA 4. Xeroderma pigmentosum, associated with skin cancer, is due to a defect in UV
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This note was uploaded on 01/29/2012 for the course BIO 325 taught by Professor Saxena during the Spring '08 term at University of Texas at Austin.

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questions_from_you (1) - 1. Missense mutations change: A) a...

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