Examlex
Which of the following explains why clouds appear white when the sun is shining?
Nucleoplasm
The semi-fluid substance within the nucleus of a cell, containing the nuclear matrix, nucleolus, and chromatin, supporting and facilitating nuclear processes such as DNA replication.
Nucleolus
A small dense spherical structure in the nucleus of a cell, involved in the production and assembly of ribosomes.
Nucleus
The nucleus is a membrane-bound organelle found in eukaryotic cells that contains most of the cell's genetic material.
Nucleosome
A structural unit of chromatin composed of a segment of DNA wound around a core of histone proteins, contributing to DNA packaging within the nucleus.
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