Polytene vs Polyploidy - What's the difference?
polytene | polyploidy |
(molecular biology) Having very large chromosomes with many strands
*{{quote-book, 1957, Carl P. Swanson, Cytology and Cytogenetics
, passage=When this was done, it could be shown that the production of polytene' chromosomes is not uniform for all chromosomes of a single nucleus, ie, some chromosomes are more ' polytene than others,
(molecular biology) A very large chromosome with many strands; a chromosome exhibiting polyteny
*{{quote-book, 2002, John Michael Barry, Molecular Embryology
, passage=Unlike normal chromosomes, polytenes are visible in a microscope even when cell division is not taking place.}}
(label) The state or condition of being a polyploid; having more than the usual two homologous sets of chromosomes.
*2011 , Terence Allen and Graham Cowling, The Cell: A Very Short Introduction , Oxford 2011, p. 90:
*:As they mature, the DNA is replicated several times but the cell does not divide, a condition known as polyploidy which allows cells to increase in size.
*{{quote-magazine, date=2014-06-28, volume=411, issue=8893, magazine=(The Economist)
, title=
As nouns the difference between polytene and polyploidy
is that polytene is (molecular biology) a very large chromosome with many strands; a chromosome exhibiting polyteny while polyploidy is (label) the state or condition of being a polyploid; having more than the usual two homologous sets of chromosomes.As an adjective polytene
is (molecular biology) having very large chromosomes with many strands.polytene
English
Adjective
(en adjective)citation
Noun
(en noun)citation
polyploidy
English
Noun
(-)Double or quits, passage=This propensity to polyploidy helps account for the diversity (and thus success) of flowering plants, in particular. It is also known that flowering plants sailed majestically through the life-destroying asteroid impact at the end of the Cretaceous period, which did for the dinosaurs and many other animals.}}