🩺 NEET🧬 Biology

The most important component of the oral contraceptive pills is

Q1 FREE PREVIEW
The most important component of the oral contraceptive pills is
athyroxine
bluteinising hormone
cprogesterone
dgrowth hormone.
✓ Correct answer: c) progesterone
ExplanationCorrect Answer: C – Progesterone ✅ Explanation: The most important component of oral contraceptive pills (OCPs) is progesterone, often combined with estrogen.These are synthetic hormones used to prevent pregnancy. 🔬 How it works: Progesterone: Inhibits ovulation (release of egg) Thickens cervical mucus, making it hard for sperm to enter the uterus Alters the uterine lining to prevent implantation ❌ Why other options are incorrect: A. Thyroxine – A thyroid hormone, unrelated to reproduction.B. Luteinising Hormone (LH) – Stimulates ovulation, not used to prevent it.D. Growth Hormone – Regulates body growth, not reproduction. ✅ Final Answer: C. Progesterone It is the key hormone in most oral contraceptive pills.

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