The genotypes for the different blood groups can be summarised as follows. Which blood types are dominant?

The genotypes for the different blood groups can be summarised as follows. Which blood types are dominant?

Blood group O remians dominant over others and is the universal donor

Explanation:

the most logical answer would be a

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 : )