A B C D E F G H I L M N O P R S V Z
Ca Ch

chromosome

PR: /ˈkrəʊməsəʊm/

IT: cromosoma

DEF: one of the very small structures like thin strings in the nuclei (= central parts) of animal and plant cells. Chromosomes carry the genes.

Humans have 23 pairs of chromosomes in their cells.

Christinelmiller, CC BY-SA 4.0 <https://creativecommons.org/licenses/by-sa/4.0>, via Wikimedia Commons

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