The genome of the bacterium e. Coli contains 4. 6 million (4. 6 × 106) nucleotide pairs, whereas the human genome contains some 3200 × 106 nucleotide pairs. What can be concluded based on these numbers.

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 : )