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Biology · PYQ NEET UG 2023
हिन्दीWhich of the following are NOT under the control of thyroid hormone? A. Maintenance of water and electrolyte balance B. Regulation of basal metabolic rate C. Normal rhythm of sleep-wake cycle D. Development of immune system E. Support the process of R.B.Cs formation Choose the correct answer from the options given below:
Correct answer · Option 4
C and D only
Explanation
Thyroid hormones regulate BMR, support RBC formation, and maintain water-electrolyte balance. Sleep-wake cycle (circadian rhythm) is controlled by melatonin, and immune development involves the thymus, so C and D are not directly controlled by thyroid hormones.
