The following points highlight the three main constituents of nucleus. The constituents are: 1. Nuclear Envelope 2. Nucleolus 3. Nucleoplasm. Constituent # 1. Nuclear Envelope: Under the electron microscope the nuclear envelope appears to consist of two membranes, the outer and the inner nuclear membranes, separated by a perinuclear space of 20 nm (Fig. 2.65). […]
3 Main Constituents of Nucleus | Cell Biology
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