Glucose is converted into glycogen primarily in ____.

A) brain cells only
B) liver cells only
C) muscle cells only
D) brain and muscle cells
E) liver and muscle cells

Glycogen

Highly branched polysaccharide of glucose monomers. Principal form of stored sugars in animals.

Liver Cells

Liver cells, also known as hepatocytes, are the main cell type found in the liver, performing various functions including detoxification, protein synthesis, and the production of biochemicals necessary for digestion.

Muscle Cells

Muscle cells, also known as muscle fibers, are the cells that make up muscle tissue, enabling movement through contraction and relaxation.