<u>Answer:</u>
Receptors
<u>Explanation: </u>
Receptors are specific for the particular parameter . They work to detect change and convert the change into signals that serves as a afferent input to the control center.
Negative feedback requires a receptors,control center, and a afferent. Generally a receptor monitors internal conditions. Receptors sense changes in function and initiate the body's homeostatic response.
One example of how applied science has had a direct effect on daily life is the presence of vaccines. Vaccines to prevent diseases such polio, measles, tetanus, and even the influenza affect daily life by contributing to individual and societal health.
