A Cell of the Pancreas Specializes in Producing Insulin, While

Multiple Choice

A cell of the pancreas specializes in producing insulin, while a muscle cell specializes in the production of the protein myosin. This means that

A) the pancreas and muscle cells are both actively using the genes for insulin and myosin.
B) the pancreas cells are actively using the insulin gene, while the muscle cells are actively using both the insulin and myosin genes.
C) the pancreas cells are actively using the gene that produces insulin, while muscle cells are actively using the gene that produces myosin.
D) neither the pancreas cells nor the muscle cells are specialized.
E) only muscle cells can produce proteins.