Lord Voldemort seeks immortality to rule over the wizarding and muggle world forever. As his loyal servant, you point out to him that in his quest for horcruxes, he has forgotten about the importance of avoiding cancer as he ages. Specifically, which of the following magical spells should he learn to use? A spell that… decreases DNA repair accuracy during mitosis makes him smaller (e.g., fewer total cells) Increase the rate of mitosis increases his number of copies of p53  all of the above none of the above

What human evidence is there that radiation induces cancer?

HeLa Cells are the most widely used human cell line. They have been used in thousands of studies, leading to countless discoveries. These cells were unknowingly taken from Henrietta Lacks, a Johns Hopkins Medical Center patient. Dr. Gey at Johns Hopkins Medical Center took some of the cells from Mrs. Lacks's cancer and discovered that they could keep growing and dividing indefinitely. Mrs. Lacks did not know these cells were taken from her and neither did any of her family members.  Today, strict guidelines protect individuals participating in a federally funded research study (e.g., in a clinical trial).  The study has to go through a lengthy review and participants receive information about all aspects of the study and provide “informed consent” to participate. These guidelines are known as the Common Rule.  However, the Common Rule does not apply to cells or tissues removed during medical procedures. Scientists can use leftover tissues from surgeries, and biopsies for research…

Cancer cells are distinguished from other normal cells by (select all that apply!): a. having abnormal nuclei. b. inducing angiogenesis. ☐ c. dividing uncontrollably. d. having mutations in their tumor-suppressor genes.