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Section 32.3

Across
A particular value.
Warmed mosty by heat generated by metabolism.
Process by which animals maintain their body temperature.
Transfer of heat between fluids.
An animal that controls internal change in the face of external fluctuation.
A thing or event that provokes a specific function.
Detects things.
Down
Final step of cellular response.
The fluid that surrounds body cells.
Maintenance of internal balance.
Gain heat from external sources.
An animal that allows its internal condition to be changed with the external environment.