Identify A, B, C and D given in the figure. (a)...

\text { Identify A, B, C and D given in the figure. }(a) A-Nucleoplasm, B-Nucleolus, C-Nuclear pore, D-Nuclear membrane (b) A-Nucleolus, B-Nucleoplasm, C-Nuclear membrane, D-Nuclear pore (c) A-Nuclear pore, B-Nuclear membrane, C-Nucleoplasm, D-Nucleolus (d) A-Nuclear membrane, B-Nucleoplasm, C-Nuclear pore, D-Nuclear membrane

\text { Identify A, B, C and D given in the figure. }(a) A-Nucleoplasm, B-Nucleolus, C-Nuclear pore, D-Nuclear membrane
(b) A-Nucleolus, B-Nucleoplasm, C-Nuclear membrane, D-Nuclear pore
(c) A-Nuclear pore, B-Nuclear membrane, C-Nucleoplasm, D-Nucleolus
(d) A-Nuclear membrane, B-Nucleoplasm, C-Nuclear pore, D-Nuclear membrane

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Key Concepts

Nucleolus

The nucleolus is a dense, non-membrane-bound structure within the nucleus primarily responsible for the synthesis and assembly of ribosomal RNA and ribosome subunits. It plays a critical role in protein synthesis by preparing the necessary components for ribosome function.

Nuclear pore

Nuclear pores are large protein complexes embedded in the nuclear membrane that act as gateways for the controlled exchange of materials between the nucleus and the cytoplasm. They are essential for transporting RNA, proteins, and other molecules, maintaining the proper functioning of the cell.

Nuclear membrane

The nuclear membrane, or nuclear envelope, is a double-layered structure that encloses the genetic material within the nucleus. It serves to protect the DNA and regulate the passage of molecules between the nucleus and the cytoplasm through specialized structures, ensuring proper cellular function.

Nucleoplasm

The nucleoplasm is the semi-fluid substance within the nucleus that fills the space between the chromatin and the nucleolus. It provides a medium for the diffusion of molecules and supports various nuclear processes, including DNA replication and RNA transcription.

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