There are a lot of things that aren't associated with a roundworm infection but you didn't list out your possible answers so if you could make a new answer with the same question but with the different answers that'd be great.
Answer:
1921
Explanation:
Acetylcholine was the first neurotransmitter to be discovered. It was isolated in 1921 by a German biologist named Otto Loewi, who would later win the Nobel Prize for his work.
Answer:
Exercise and eat less food a day and drink more water and no soda
Which part of the reproductive system produces ova is D. Vagina
