Give a specific example that explains why the body needs to maintain the constancy of its internal environment.

The internal environment of the body is characterized by a constant composition and properties. This constancy is one of the most important conditions for the normal life of a multicellular organism.

Remember: The process of learning a person lasts a lifetime. The value of the same knowledge for different people may be different, it is determined by their individual characteristics and needs. Therefore, knowledge is always needed at any age and position.