Answer:
A person who is interested in learning more about the "fight or flight" response may pursue a career in endocrinology
Explanation:
Answer:
because it doesn't need to consume energy to survive, nor is it able to regulate its own temperature.
Explanation:
Hope it helps! ^_^
Answer:
When an electron absorbs energy, it jumps to a higher orbital. An electron in an excited state can release energy and 'fall' to a lower state. When it does, the electron releases a photon of electromagnetic energy.
Explanation: