It's some change in the conditions around the organism, which the organism can detect and respond to. A change in temperature, more light, or something physically poking the organism are examples.
Answer:
Great Barrier Reef
Explanation:
Location
Coral Sea, Queensland, Australia
The largest in the world
Stretching for 1,429 miles over an area of approximately 133,000 square miles , the Great Barrier Reef is the largest coral reef system in the world.
my guess is False i think that is the correct answer, because their are mammals that live in the tundra.
A volatile acid can leave the solution and enter the atmosphere