Dictionary » D » Diploidy

Diploidy

Definition

noun

(genetics) The state of being diploid, that is having two sets of the chromosomes (and therefore two copies of genes), especially in somatic cells.


Supplement

For instance, a human somatic cell is in diploid state since it contains 46 chromosomes (in contrast to the sex cell that contains only 23 chromosomes). The 46 chromosomes in somatic cell results from the presence of two sets of chromosomes – one set derived from the father and another set from the mother (during the zygote stage).


Word origin: from Greek diplous, double.
Related forms: diploid (adjective and noun)

Symbol: 2n

Compare: haploidy, polyploidy


Please contribute to this project, if you have more information about this term feel free to edit this page



Results from our forum


Talk about INSECTZ or get outta here:)

... grasshopper ate less than 10 eggs all would become females, more than 10 eggs they would all become males because females need more to eat! Haplo-Diploidy is a very interesting evolutionary trait! Also Eusocial insects are very interesting. Why did colonies evolve that only one or two individuals ...

See entire post
by February Beetle
Wed Jan 23, 2008 5:33 pm
 
Forum: Zoology Discussion
Topic: Talk about INSECTZ or get outta here:)
Replies: 275
Views: 129123


This page was last modified 15:11, 3 August 2009. This page has been accessed 34,660 times. 
What links here | Related changes | Permanent link