The middle turqois-ish color is Nucleus
The one on the bottom right is cell membrane
The one on the bottom left is cell wall
Because the molecules that are being transported is moving against its concentration gradient. in other words, its moving from where its low in concentration to where its high in concentration
The warm air will rise because cold air is heavier than warm air.
Dissolution
Oxidation
Carbonation
Hydrolysis
Their beaks could have adapted over time to help them better survive in their environment.