Which of the following is correctly associated with: cl is maintain in spp?

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Which of the following is correctly associated with: cl is maintain in spp? Answer: Mare

In the mare, the corpus luteum (CL) is maintained by primary and secondary CL formation, supported by Pregnant Mare Serum Gonadotropin (PMSG/eCG) secreted by endometrial cups around day 35–40 of gestation. This maintains progesterone production until the placenta takes over around day 70–100 of pregnancy.

Question context

This question is part of 🧫 Biotechnology within the broader 🧬 Medical Science subject and appears in the PPSC Punjab Public Service Commission preparation collection. Reviewing the answer together with nearby questions helps reinforce the underlying concept and identify how it may appear in competitive exams.