Answer:
a. VIP (vasoactive intestinal peptide)
Explanation:
The enteric nervous system (ENS) is one of the main divisions of the autonomic nervous system (ANS) together with sympathetic and parasympathetic nervous system. This system consists of neurons that regulate the function of the gastrointestinal tract (GI).
Inhibitory interneurons that are part of the enteric nervous system also known as Dogiel type I neurones achieve their inhibitory transmission via nitric oxide, adenosine triphosphate, vasoactive intestinal peptide (VIP) and pituitary activating cyclic AMP. They usually act directly on smooth muscles of GI.
Answer: C. They transport oxygen throughout the body.
It is the primary function of red blood cells.
Hope it helped!
The answers are
1. nitrogenous
2. acid-base
3. fluid
Answer:
Role of organisms in the nitrogen cycle:
Bacteria play a central role: Nitrogen-fixing bacteria, which convert atmospheric nitrogen to nitrates. Bacteria of decay, which convert decaying nitrogen waste to ammonia. Nitrifying bacteria, which convert ammonia to nitrates/nitrites.
Explanation:
I THINK THIS IS SHORT AND EASY
Answer:
4 reasons here:
Explanation:
1) Adventure; boredom causes them to look for excitement, even if it's detrimental to their health.
2) Peer pressure;research shows that risk-taking among teens doubles when peers are around.
3) media;easy to guess, shows a lot of risky behaviour in glamorous or admirable ways.
4) Poor self-esteem; bullying can lead to poor self-esteem and higher chance of the victim becoming depressed and taking substance to cope with the depression, also leads to err, self-death
