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Showing results for heterochromosome. Search instead for heterochromosomes.
Synonyms

heterochromosome

American  
[het-er-uh-kroh-muh-sohm] / ˌhɛt ər əˈkroʊ məˌsoʊm /

noun

Genetics.
  1. sex chromosome.


heterochromosome British  
/ ˌhɛtərəʊˈkrəʊməˌsəʊm /

noun

  1. an atypical chromosome, esp a sex chromosome

  2. a chromosome composed mainly of heterochromatin

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of heterochromosome

First recorded in 1900–05; hetero- + chromosome

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Heterochromosome group. p = plasmosome, l = large heterochromosome, s = small heterochromosome. 24-27.

From Studies in Spermatogenesis Part II by Stevens, Nettie Maria

The small heterochromosome divides in the second spindle in advance of the others as seen in figure 150.

From Studies in Spermatogenesis Part II by Stevens, Nettie Maria

Figures 72-74 show the metakinesis of the heterochromosome bivalent.

From Studies in Spermatogenesis Part II by Stevens, Nettie Maria

In figures 113-116 the small heterochromosome pair is shown in various positions with reference to the other chromosomes of the metaphase of the first spermatocyte.

From Studies in Spermatogenesis Part II by Stevens, Nettie Maria

First spermatocyte, spireme stage, showing the larger and smaller heterochromosome associated with a plasmosome. 65-68.

From Studies in Spermatogenesis Part II by Stevens, Nettie Maria