Answer:
sympathetic nervous system
Explanation:
The sympathetic nervous system makes up part of the autonomic nervous system, which is also known as the involuntary nervous system. The sympathetic nervous system directs the body's rapid involuntary response to dangerous or stressful situations (fight or flight response).
The six kingdoms are Archaebacteria, Eubcteria, Protista, Fungi, Plantae, Animalia.
If this is a true or false question then the answer is true.
They're the only vein that carries oygenated blood
Answer: it would be b. a biologist studying insects.