What is the site of cellular respiration ?​

Cellular respiration is oxidative metabolism of glucose which takes place in mitochondria and in the cell.

Mitochondria

Explanation:

Cellular respiration occurs in your cells in an organelle called the mighty mitochondria.

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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.