The gene for a widow's peak is dominant. a child inherits genes with the genotype: ww and ww. what are the chances that he will have a widow's peak? 25% chance 50% chance 75% chance 100% chance

the corpus luteum secretes estrogens and progesterone. the latter hormone causes changes in the uterus that make it more suitable for implantation of the fertilized ovum and the nourishment of the embryo. if the egg is not fertilized, the corpus luteum becomes inactive after 10–14 days, and menstruation occurs.

i hope this : )