Differentiate between a response to a stimulus and an adaptation?

When the body is subjected to a stimulus there is a certain responsive reaction, in most cases it is a self-protection action. However, if the same stimulus repeatedly occurs, the body will try to adapt such that additional responses are not required. Hence, in order that such individual will survive, a certain individual will react to stimulus adaptations and inherit the characteristics of a group of people that develops over time in a response to an environmental factor. Moreover, adaptation response is a state of being adapted, it is an act of adapting into various cases in the environment which were repeatedly occur.

Then it is june the conclusion to the second sentence is just restating "if it is june then it is summer"