Question
Nervous control and Chemical control
| Nervous Control | Chemical Control |
| (i) Nervous control is brought about by special types of cells called neurons. | (i) Chemical control is brought about by chemical substances called hormones. |
| (ii) It involves the nervous system i.e., brain, spinal cord and nerves. | (ii) It involves the endocrine glands. |
| (iii) Nerve impulses are fast and short-lived. | (iii) Actions of hormones are very slow and long-lasting. |
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