Answer:
this is the SUBMUCOSA
Explanation:
The wall of the digestive tract contains 4 walls in addition to the submucosa
These are the muscularis external ,(the external layers of muscles that contract s and relax for propelling chime and chyle)
the mucosa
, and serous membrane. The mucous gland secrets Mucus for lubrication of the tubule.
the endoscopy is important for diagnosis and endoscopy therapy
it is also useful for identify the dept of tumor and other abnormalities.
Answer: Exaptations
Explanation:
Exaptation explains a shift in the function of a trait during evolution. For example, a trait can evolve because it is used for one particular function, but eventually it may come to be used foranother function. Exaptations are found both in anatomy and behaviour. A classic example are bird feathers: at first they may have evolved for temperature regulation, but subsequently were adapted for flight. Exaptation was said to proposed by Stephen Jay Gould and Elisabeth Vrba as a substitute for what they considered to be a teleologically loaded term 'pre-adaptation'.[
Answer:
i hope this answers your q
It will produce greenhouse gases, which pollute drinking water.
That area is called the <span>Intertidal zone.</span>
