The correct option is A.
The serosa refers to the outermost layer of loose connective tissues which is often covered by mucus and which contains blood vessels. In the gastrol intestinal tract, the serosa refers to the outermost layer of the wall of the GI tract. One major function of serosa is to reduce friction from muscle movement.
Answer:
D: a trait with a dominant and recessive allele!
Answer:
Granite is formed when molten magma flows and cools underground.
Explanation:
Granite is an intrusive igneous rock, so it forms underground.
Answer:
the way humans cAN CHANGE A VIRUS AND ITS DNA AND HOW IT ACTS
Explanation:
Sandpaper, a rough texture, granular texture