noun
- basic repeating units of chromatin consisting of DNA wrapped around histone proteins
Usage: biology; molecular biology
Examples
- Nucleosomes help package DNA into the cell nucleus.
- Each nucleosome contains about 147 base pairs of DNA.
- The structure of nucleosomes was first described in the 1970s.
- Histone modifications can affect nucleosome stability.
- Chromatin is made up of repeating nucleosomes connected by linker DNA.
- Scientists study nucleosomes to understand gene regulation.