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प्रश्न
What are hormones? Give examples.
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उत्तर
Hormone is an organic substance that is sëcreted by one tissue into the bloodstream and induces a physiological response in other tissues. It is an intercellular signaling molecule. Virtually every process in a complex organism is regulated by one or more hormones. For example, insulin, epinephrine, estrogen, androgen, etc.
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संबंधित प्रश्न
Put a tick mark (✓) against the correct alternative in the following statement:
Which one of the following hormones stimulates the breakdown of glycogen in the liver into glucose:
Fill in the blank:
The hormone insulin is secreted by ____________.
Find the odd-one out, giving reason:
Pituitary, adrenal, thyroid, salivary gland
Match the following hormones with their deficiency states.
| Hormones | - | Disorders |
| a) Thyroxine | - | Acromegaly |
| b) Insulin | - | Tetany |
| c) Parathormone | - | Simple goitre |
| d) Growth hormone | - | Diabetes insipidus |
| e) ADH | - | Diabetes mellitus |
Identify the secondary messenger(s).
Insulin, a hormone chemically is ___________.
Which of the following statements is correct about receptors?
Choose the incorrect statement about insulin.
Dwarfism results due to deficiency of which hormone?
Classify the following to form Column B as per the category given m Column A:
Hormones: Estrogen, Glucagon, Epinephrine, Relaxin, Somatostatin, NorAdrenalin
| Column A | Column B | |
| (1) | Ovary | ______ |
| (2) | Pancreas | ______ |
| (3) | Adrenal medulla | ______ |
