Skeletal muscle cells are:Group of answer choicesmultinucleated and found in the gut.mononucleated and found in larger muscles in the legs.abundant in gap junctions for large forceful contractions.striated in appearance due to actin and myosin proteins.
Question
Skeletal muscle cells are:Group of answer choicesmultinucleated and found in the gut.mononucleated and found in larger muscles in the legs.abundant in gap junctions for large forceful contractions.striated in appearance due to actin and myosin proteins.
Solution
Skeletal muscle cells are multinucleated and striated in appearance due to actin and myosin proteins.
Here's why:
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Multinucleated: Skeletal muscle cells, also known as muscle fibers, are formed by the fusion of multiple myoblasts. This results in one large cell with multiple nuclei, hence they are multinucleated.
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Striated appearance: The presence of actin and myosin proteins gives skeletal muscle cells a striated or striped appearance. These proteins form thin and thick filaments respectively, which align to create a pattern of light and dark bands when viewed under a microscope.
They are not found in the gut, that's where you find smooth muscle cells. They are not mononucleated, that's a characteristic of cardiac muscle cells. They do not have abundant gap junctions for large forceful contractions, that's also a characteristic of cardiac muscle cells.
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