Question 1 Consider what you have learned about ecological efficiency and the energetic hypothesis explaining limits on food chain length. Why are there so few lions compared to wildebeest in Africa?

the best answer is, earth strong )

explanation:

the level of progesterone is low at the pre-ovulatory phase of the cycle but it gradually increases and the levels are high at the luteal phase. if pregnancy occurs, the level of progesterone will be high throughout the pregnancy.

if egg is fertilized and the mother gets pregnant, progesterone starts preparing the uterus for the implantation. it starts building up the lining of uterus and make it hostile of the period of pregnancy.

vegtables oil and potato oil