What is a mitochondrion and what is the function of it

mitochondrion are like the powerhouses of a cell.

Explanation:

Mitochondrion take in nutrients, breaks them down, and creates energy rich molecules for the cell. That process is called cellular respiration so ig you can just put cellular respiration for the function

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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.