CBSE · Class 12 · Biology · Human ReproductionMenstruation is triggered by a sudden decrease in the secretion of:
Step-by-Step Solution
Menstruation is caused by the withdrawal of estrogens and progesterone due to the degeneration of the corpus luteum.
Detailed Options Breakdown
Option : Estrogen
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Human Reproduction.
Option 1: Progesterone (Correct Answer)
Correct choice. Refer to the step-by-step verified solution guidelines above for details.
Option 2: FSH
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Human Reproduction.
Option 3: LH
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Human Reproduction.
💡 Study Guide: This question tests core syllabus concepts from Human Reproduction. For formulas, key summaries, and mock exam reference guides, read the full Human Reproduction Revision Notes.