Saved Bookmarks
| 1. |
Assertion : Na and K ions are necessary for muscle contraction. Reason : Na and K concentration changes across the muscle cell membrane resulting in development of potential difference. (1) If both assertion and reason are true and reason is the correct explanation of assertion. (2) If both assertion and reason are true but reason is not the correct explanation of assertion. (3) If assertion is true but reason is false. (4) If both assertion and reason are false. |
|
Answer» (1) If both assertion and reason are true and reason is the correct explanation of assertion. |
|