The signs and symptoms of a cluster headache include severe<span> right-sided headache with a runny nose, droopy eyelids, and tearing of the eye on the right side.
</span>The injectable form of sumatriptan<span> (</span>Imitrex<span>), which is commonly used to treat a migraine, is also an effective treatment for acute cluster headache</span>
A. Scientists are not supposed to publish work based on opinions and beliefs. They have to base it on data acquired by experiments, and they make their conclusions based on that. If they base their result on personal beliefs, it would be considered invalid.
I'm pretty sure it's four,
C, G, A, U
Instead of thiamine is uracil
Answer: Mobile Sources, Stationary Sources, and Area sources
In my own words.
Explanation:
Mobile sources such as cars and vehicles that run on oil release carbon monoxide which pollutes the air.
Stationary sources such as factories burn fossil fuels and release green-house gasses.
Area sources such as lumber and fire-wood places burn wood and release harmful gasses in the air.