Skloot hints at significant ethical dilemmas by highlighting how Henrietta's cells were taken without her consent, raising critical questions about patient rights and informed consent in medical research. These questions play a crucial role in the narrative as they underscore the exploitation faced by marginalized individuals and prompt readers to consider the moral responsibilities of the scientific community. Understanding these ethical considerations is essential before delving into the history of HeLa cells, as it sets the stage for discussions on the impacts of race, exploitation, and the need for ethical standards in medical practices.