From left, Rose Byrne as Rebecca Skloot and Oprah Winfrey as Deborah Lacks in “The Immortal Life of Henrietta Lacks.”Credit...Quantrell Colbert/HBO Rebecca Skloot’s “The Immortal Life of Henrietta Lacks” was a publishing and scientific sensation earlier this decade that spent 75 weeks on the New York Times paperback nonfiction best-seller list. The book told the story of an African-American woman