Answer:
The answer is option A: layers
The Lithosphere is the layer of solid ground that makes up all of Earth’s continents. It is the <span>rigid, outermost shell of Earth.</span>
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Protein synthesis occurs in the cytoplasm, specifically in the ribosomes. Proteins that are meant to be excreted, such as in the pancreas, are produced in the rough endoplasmic reticulum which is a membrane studded with ribosomes. In organs that primarily function to produce and secrete proteins, there will be a larger rough endoplasmic reticulum with more ribosomes.