Chromomere

Pronunciation
/kroh-moh-meer/
Category
Cytogenetics
Singular
Chromomere
Plural
Chromomeres

Definition

A region on a chromosome of densely packed chromatin fibers that produce a dark band. Chromomeres are readily visualized on polytene chromosomes.

Etymology

From Greek 'chroma' meaning 'color' and 'meros' meaning 'part'.

Example

Chromomeres are particularly visible during the replication cycle of polytene chromosomes.

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