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Shashikant Kushwaha

UP Board 10th Class 2021 (For Hindi Medium Students)
About UP Board Crash Course
1 year ago

what is stimuli ?

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Dileep Vishwakarma

1 year ago

a stimulus is a detectable change in the physical or chemical structure of an organism's internal or external environment. The ability of an organism or organ to detect external stimuli, so that an appropriate reaction can be made, is called sensitivity.

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