Question

How is nucleoid different from the nucleus in eukaryotic cell
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Answer 1

1. A nucleus is a membrane-bound structure in which eukaryotes assemble their genetic materials. Nucleoid is a particular area in which prokaryotes assemble their genetic materials.

2. A nucleus is well organised and is large. Nucleoid is poorly organised and is small.

3. A nucleus is engirdled by a double layer membrane known as nuclear membrane which separates the nucleus from other organelles. Nucleoid lacks a protective membrane.

4. A nucleus comprises several chromosomes. Nucleoid usually contains only one chromosome.

5. A nucleus is a spherically shaped organelle. Nucleoid is an irregularly shaped organelle.

6. It is composed of DNA, RNA, enzymes, dissolved ions, histones and other subnuclear bodies. It is composed of DNA, RNA, histones and other proteins.

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