Multiple Choice
The gut of a vertebrate is often described as an elongated tube consisting of four layers of different cell types.Which represents the correct order of those layers, from innermost (lumen-facing) to outermost?
A) Submucosa, cartilage, mucosa, endoplasmic reticulum
B) Smooth muscle layers, submucosa, mucosa, cartilage
C) Cartilage, smooth muscle layers, mucosa, circular muscle
D) Mucosa, submucosa, circular muscle, longitudinal muscle
E) Cartilage, mucosa, endoplasmic reticulum, submucosa
Correct Answer:

Verified
Correct Answer:
Verified
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