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Observe the given diagram and select the...

Observe the given diagram and select the correct option regarding labeled part A

A

(1) it may either excitatory or inhibitory

B

(2) it is synthesized in mitochondria

C

(3) it is stored in synaptic vesicle of synaptic knob

D

(4) all of these

Text Solution

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The correct Answer is:
D
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ALLEN-BIOLOGY AT A GLANCE (ZOOLOGY )-EXERCISE
  1. Read the following conductivity excitability contractibilit...

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  2. which of the following is not a function of hypothalamus?

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  3. Observe the given diagram and select the correct option regarding labe...

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  4. Identify A,b,C and D in the given diagram.

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  5. Match the column 1 with column ll

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  6. Which of the following regions of brain is incorrectly paired with its...

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  7. Anti diuretic hormone secretion increase when the hypothalamus is stim...

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  8. Which of the following hormone has no action on gene expression?

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  9. which of the function is not related with above gland?

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  10. Select the correct matching of gland with horomon and function.

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  11. Which of the following statement is wrong related pituitary gland?

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  12. The above gland X is not related with following function

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  13. Match the hormones given in column-l with the terms given in column-ll...

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  14. A decrease in the level of estrogen and progesterone causes

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  15. ADH, responsible for reabsorption of water and reduction of urine secr...

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  16. Pick the odd one out from each series given below and select the corre...

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  17. The hormones that initiate ejection of milk, stimulates milk productio...

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  18. In which of the following method of contraception no medicines devices...

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  19. Which contraceptive method inhibit ovulation and implantation as well ...

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  20. Which of these is not an important compo- nent of initiation of partur...

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