Answer:
organ level
Explanation: because multiple types of tissues are working together.
Answer:
A double diet is where an organism gets nutrition from plants/meat and the sunlight. An advantage is that they can stay energised for a long time without having to eat by just staying in direct sunlight.
Explanation:
The arctic environment is deathly cold, hence the thick blubber on animals so they can handle freezing temperatures
Answer:
When the Cheetah starts running, it generates its energy initially by aerobic respiration, where glucose is oxidised in the presence of oxygen, resulting in generation of ATP