18. induced pluripotent stem cells are cells from adults that have been reprogrammed to imitate embryonic stem cells. why might induced pluripotent stem cells be a valuaale tool in science and medicine? o a. induced pluripotent stem cells can become any cell type in the body, but are from adults, avoiding the controversies associated with embryonic stem cells o b. induced pluripotent stem cells are the only type of stem cell that's truly pluripotent. o c. induced pluripotent stem cells may become any cell type in the body, but are fraught with ethical questions over their use. o d. induced pluripotent stem cells are derived from adult cells and therefore may have dna abnormalities, allowing scientists to understand the effects of sun exposure or toxins on dna