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:
Explanation:
Growth and Maintenance.
Acts as a Messenger. ...
Provides Structure. ...
Maintains Proper pH. ...
Balances Fluids. ...
Transports and Stores Nutrients.
Answer:
There wouldn't be enough surface area for the electron transport chain.
Hominids are bipedal and have big brains. They have several skeletal adaptations to walking upright, such as curved vertebrae and angled femurs. Hominids became omnivores and developing cooking, which helped make their teeth and jaws smaller. The handy man, Homo habilis lived around 2.33 to 1.44 million years ago.Feb 25, 2015
Link: https://study.com/academy/lesson/hominids-traits-diet-behavior.html
Note: This information is taken out of a website.