Describe the structure of nucleas.
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The main structures making up the nucleus are the nuclear envelope, a double membrane that encloses the entire organelle and isolates its contents from the cellular cytoplasm; and the nuclear matrix (which includes the nuclear lamina), a network within the nucleus that adds mechanical support, much like the ...
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- The structure of a nucleus encompasses the nuclear membrane, nucleoplasm, chromosomes, and nucleolus.
Nuclear Membrane :
- The nuclear membrane is a double-layered structure that encloses the contents of the nucleus. The outer layer of the membrane is connected to the endoplasmic reticulum.
Nucleoplasm :
- Nucleoplasm is the gelatinous substance within the nuclear envelope.
Nucleolus :
- Contained within the nucleus is a dense, membrane-less structure composed of RNA and proteins called the nucleolus.
Chromosomes :
- The nucleus is the organelle that houses chromosomes.
- Chromosomes consist of DNA, which contains heredity information and instructions for cell growth, development, and reproduction.
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