<span>Adrenaline can change many things including increasing blood pressure, heart rate, reflexes, physical and psychological capabilities, and many more. When under stress, adrenaline is released to help the body defend itself from that stress. That's why when children are drowning, for example, those saving them must be extremely careful because a child can due to adrenaline become even stronger than an adult and can accidentaly drown the adult.</span>
Answer:
The levels, from smallest to largest, are: molecule, cell, tissue, organ, organ system, organism, population, community, ecosystem, biosphere.
Explanation:
the state of having the same or similar relation, relative position, or structure
