Starvation.
Disease.
Weather.
Lack of mate.
Offspring dying.
Hunting.<span />
The flower is called a producer because it produces its own food. The frog is a consumer because it needs to eat other plants to get its food and does not make its own.
Answer:
Eukaryotic means "true nucleus" in Greek.
Have a nucleus.
Have membrane bound organelles.
Typically much larger than prokaryotic cells.
Multicellular, meaning more than one cell.
Explanation:
Stimulation of the sympathetic nervous system is required
Answer:
The circulatory system circulates the blood to the whole body.
The respiratory system brings oxygen to the blood, and the circulatory system circulates the oxygenated blood to the cells.
Explanation:
