What gel-like substance is filled with the nucleus of a living cell?

The nucleus of a living cell is filled with a substance such as cytoplasm. The cytoplasm itself is semi-liquid and is located within the plasma membrane. The cytoplasm includes the hyaloplasm, which is the main transparent substance of the plasma. The cytoplasm contains several organic and inorganic substances, but still the main substance of the cytoplasm is water. The cytoplasm is constantly in the process of moving inside a living cell, while it carries out the movement of all substances that are in its composition.

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