What is the structure in the ovary that secretes mainly progesterone?

What is the structure in the ovary that secretes mainly progesterone?
  1. Ovarian follicles
  2. Stromal tissues
  3. Corpus luteum
  4. Alveoli

Solution

After ovulation, the ruptured follicle is converted to a structure called corpus luteum, which secretes mainly progesterone.

Asked in: NCERT

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