Ability of the body to maintain a relative stable internal environment is

Which of the following is true of photosynthesis? a)carbon dioxide is a reactant b)water is a product c)most reactions within this process are exothermic d)oxygen is a reactant

Many animals cannot sweat to maintain a stable body temperature. what is one other way animals can cool down?

Which number represents a basic ph, 4 or 9? numerical answers expected! answer for blank 1: i'll give