From: Charles Plessy Date: Wed, 16 Jan 2019 08:31:08 +0000 (+0900) Subject: Chromosome number. X-Git-Url: https://source.charles.plessy.org/?a=commitdiff_plain;h=6f1c5f46d6373032c05c5a6ef43ae7377a30750b;p=source%2F.git Chromosome number. --- diff --git a/tags/Oikopleura.mdwn b/tags/Oikopleura.mdwn index 172e1aa1..630a454d 100644 --- a/tags/Oikopleura.mdwn +++ b/tags/Oikopleura.mdwn @@ -53,6 +53,8 @@ Genome ------ - Germ cells contain 3 haploid chromosomes ([[Körner, 1952|biblio/43261846]]). + This is a low number in the animal reign, although at least one mammal has + a similar number ([[Wurster and Benirschke 1970|biblio/5444269]]), and some insects have even less. There are also intriguing observations of somatic mitotic cells with 7 chromosomes ([[Körner, 1952|biblio/43261846]]) and meiotic cells with 8 haploid chromosomes ([[Colombera & Fenaux, 1973|biblio/10.1080_11250007309429248]]).