Homeostasis *
A)must always be restored using negative feedback mechanisms
B) provides for the tight regulation of all physiological variables
C) is the sum of all chemical reactions in the body
D) is a combination of positive and negative feedback mechanisms

Respuesta :

Answer:

It is B: provides for the tight regulation of all physiological variables

Explanation:

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Homeostasis:

In biology, homeostasis is the state of steady internal, physical, and chemical conditions maintained by living systems. This is the condition of optimal functioning for the organism and includes many variables, such as body temperature and fluid balance, being kept within certain pre-set limits.