Difference Between

Stimulus vs Response   Environment is an ever-changing place that always demands the organisms to adapt accordingly. Even the slightest of the changes in the environment could be very important for an organism, given there are microorganisms everywhere. All these could be described using stimulus and response.... 

Response vs Respond   There are many noun and verb pairs that are sources of confusion for people who are trying to master English as a language. This is because of their similar spellings and also because they sound similar. One such pair is ‘response and respond’ where one is a noun, and the other is... 

Reaction vs Reflex Human beings have got various sense organs through which they feel and respond to different kinds of stimuli. For example, we respond in a voluntary manner to cold and heat and respond according to the messages sent by sensory nerves through the brain. If we are bitten by a mosquito, we feel...