(b) Mr and Mrs Smith decided to visit a genetic counsellor who discusses embryo Read the information which they received from the counsellor, Under an anaesthetic five eggs will be removed from Mrs Smith's ovary The eggs will be fertilised in a dish using Mr Smith's sperm colis. The embryos will be grown in the dish until each embryo has about thirty cells. One coll will be removed from each embryo and tested for cystic fibrosis w A suitable embryo will be placed into Mrs. Smith's uterus and she may become pregnant. Any unsuitable embryos will be killed. (1) Suggest why it is helpful to take five eggs from the ovary, rather than just one​