Assertion : After fertilization corpus luteum is stable till parturition .
Reason : After 3 months of intrauterine , life it dominantly secretes progesterone .

Assertion : In ovarian cycle, corpus luteum is exocrine gland. Reason : It secretes pheromones.

Assertion : If fertilization does not occur than the corpus luteum begins to degenerate . Reason : The levels of progesterone and estrogen decline due to degeneration of the corpus luteum .

Assertion : If fertilization dies not occur than the corpus luteum begins to degenerate . Reason : The levels of progesterone and estrogen decline due to degeneration of the corpus luteum .

Assertion : Corpus luteum degenerates in the absence of fertilization. Reason: Progesterone level decrease.

Assertion : Pollination and fertilization in flowers produces fruits and seeds. Reason : After fertilization the ovary becomes fruit and ovule becomes seed.

Assertion : An ovlue is tranformed into a fruit after fertilization. Reason : The fruits are formed ony from ovules.

Assertion : Corpus luteum is present in proliferative phase of menstrual cycle . Reason : High concentration of progesterone is present in proliferative phase .

Assertion : Corpus luteum is present in proliferative phase of menstrual cycle . Reason : High concentration of progesterone is present in proliferative phase .