Answer: not me
Explanation: This isn't an actual question that you need help with. Please post questions you actually need help with in school, homework, or anything else so we can help you. Thanks!
Homeostasis is a self-regulating technique by which systems
in the body maintain stability and tend to adjust to optimal conditions which
are essential for survival. Thereby, the role of homeostasis is to help the
body maintain constant internal environment. A good example of homeostasis
would be ‘drinking excess alcohol causes vomiting’.
The iris focuses light rays before they enter the posterior portion of the eye
