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Exam (elaborations)

BIO 230 EXAM 2 QUESTIONS WITH ACTUAL ANSWERS

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BIO 230 EXAM 2 QUESTIONS WITH ACTUAL ANSWERS

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A young man develops skin cancer that does not spread to any other tissues. The
mutation responsible for the cancer arose in a single cell in his skin.
If he and a female partner (who does not have skin cancer) have children after his skin
cancer diagnosis, which of the following is most likely true?


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none of them




Cells that have active telomerase


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, eukaryotic germ cells, (egg and sperm)
stem cells
90%of cancer cells, HeLa cells




Approximately what percentage of cancer-causing mutations are inherited from one's
parents?


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10




Heterozygous


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An organism that has two different alleles for a trait




Genotype


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genetic makeup of an organism




Your Aunt has been diagnosed with breast cancer, and her breast cancer gene
mutation appears to be a sporadic (newly acquired) mutation in one of her breast

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