I'm assuming that you want us to tell you what organism does these things. So it would be a plant.
Answer: The external submucosa I'd the layer of the alimentary canal that contain the blood vessels,glands and nerve plexus that help to regulate digestive activity.
Explanation:
The alimentary canal or gastrointestinal tracts is the organ in the body that helps to break down ingested food into pieces that can be absorbed by human body and expels unwanted food as wastes. The alimentary canal consists of structures from mouth to the anus. The alimentary canal have four distints layers which are the the mucosa, submucosa,muscular layer and serosa.
The mucosa is the inner layer of alimentary canal and it surrounds the lumen. This layer have direct contact with digested food.
The submucosa consists of dense connective tissues, blood vessers, glands and nerve plexus. It regulate digestive activity.
The muscular layer consists of inner circular layer and longitudinal circular layer. It prevents food from going backward.
The serosa is the external layer of the alimentary canal and iits have several connective tissues.
Answer:
C
Explanation:
You do this thing that is this that you have to do by doing that thing with the things so you get a thing. Got it?
Answer:
D
Explanation:
Your brain sends out the commands to the effectors in the body, but the sensors around the body send information to be processed in the brain about equilibrium.
Answer:
22.solution A is hypertonic
23.hypotonic
24.hypertonic
25.hypotonic
26.isotonic
