Reviewed by MedQGo Editorial Team | Last updated: July 30, 2026
Which hormone must regulate target cell activity through membrane receptors?
Acalcitriol
Bthyroid-stimulating hormone
Caldosterone
Dtestosterone
Correct answer: B. thyroid-stimulating hormone
Thyroid-stimulating hormone (TSH) acts on the thyroid gland cells via membrane receptors to regulate their activity. Calcitriol, aldosterone, and testosterone do not primarily rely on membrane receptors for their action.
Free PDF sample
Get NEET Biology MCQs as a chapter-wise PDF.
Join early access for a free MCQ sample with answers and NCERT-aligned explanations.