Match the terms to their definition. 1. homeostasis
any change that occurs outside of an organism that produces a response
2. negative feedback
a homeostatic response to a stimulus that slows or stops the output of a system
3. pituitary gland
any change that occurs inside of an organism that produces a response
4. stimulus
an action that is caused by a stimulus
5. response
a change in an organism's environment that produces a response
6. internal stimulus
the maintenance of a relatively constant state in the internal environment of an organism
7. external stimulus
small organ attached to the brain that links the nervous system to the endocrine system

Balkan nationalism increased tensions between austria and russia

Hunting in the darksome fish rely on senses beyond sight. in the darkness of the marianas trench, a fish called the rattail has an extremely sensitive sense of smell. the fish uses scent, rather than sight, to steer toward food. once it's near food, the rattail uses a special organ on the bottom of its chin to guide itself by feel.marine snowone staple of the deep sea diet is "marine snow," flakes of organic, edible substances that sink down from the upper ocean. animals at the ocean's bottom find sustenance in everything from the bodies of dead creatures to fecal matter. marine snow is diverse enough to support numerous species. for instance, several species of snails and worms feed exclusively on deceased whales.microorganismsthe deep sea is an intricate ecosystem, and even the ocean floor itself plays a part. hydrothermal vents are cracks in the sea floor where erupting magma mixes with ocean water to produce plumes of hot, sulfur-rich chemicals. some microbes can use these chemicals for energy, sustaining their existence and that of the animals who depend on their roles in the deep sea food chain.

Enzyme. anything that ends in "ase" is usually an enzyme.