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a. The "…......" 1 "…..........." system...

a. The `"…......"` 1 `"…..........."` system provides a point-to-point rapid coordination among organs.
b. The `"….........."` 2 `"…............."` co-ordination is fast but short lived
c. As the `"…........."` 3 `"….........."` do not innervate all cells of the body and the cellular functions need to be continuously regulated, a special kind of coordination and integration has to be provided. This function is carried out by `"..........."` 4 `"..........."`.

A

1-endocrine system, 2-neural system, 3-nerve fibres, 4-hormones

B

1-neural system, 2 - neural system, 3-nerve fibres, 4-hormones

C

1-neural system, 2-endocrine system, 3-hormones, 4-neurons.

D

1-endocrine system, 2-neural system, 3-hormones, 4-neurons.

Text Solution

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The correct Answer is:
B
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