By studying a particular species .
Answer:
so when its melted it's a liquid and then when it gets cold it freezes turning it to a solid and then when it evaporates it turns into a gas
<span>The amygdala is most used in times of fear, as well as for olfactory processing such as smell and pheromones, and emotional memory storage. It is located within the temporal lobes of the brain, where it receives sensory input and send signals to various parts of the brain including hypothalamus, the trigeminal nerve, and the ventral tegmental area.</span>
Chloroplasts is to conduct photosynthesis mitochondria is mostly the energy