Acidity is determined using a pH indicator
A. the temperature at which the water vapor will condense
Xylem tissue makes up a root organ
Frog temperature. Frogs are ectotherms, this means they gettheir heat from external sources. They are sometimes called 'cold blooded', but in fact they do not have cold blood, it is justregulated by their environment. In comparison, humans are endotherms and can maintain their body temperature at about 37°C.
