Which of the following can be used as descriptors for the secretions of ductless glands?
(a) Chemical messengers
(b) Nutrients enriched chemicals
(c) Produced in extremely minute amounts
(d) The production of any hormone in a healthy individual is almost equal to the amount of blood in the body
(e) Non-nutrient chemicals
Select the correct option:
1. (b), (d), (e) only
2. (a), (b), (c) only
3. (a), (c), (e) only
4. (b), (c), (d) only
Subtopic:  Hormones: General Consideration | Intro to Hormones & Endocrine Glands |
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Assertion (A): Endocrine glands are ductless glands.
Reason (R): Hormones of endocrine glands directly enter in the blood circulation.
1. Both (A) and (R) are true and (R) is the correct explanation of (A).
2. Both (A) and (R) are true, but (R) is not the correct explanation of (A).
3. (A) is true, but (R) is false.
4. (A) is false, but (R) is true.
Subtopic:  Intro to Hormones & Endocrine Glands |
 83%
From NCERT
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