heterochromosome
Americannoun
noun
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an atypical chromosome, esp a sex chromosome
-
a chromosome composed mainly of heterochromatin
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.
As to the second alternative, I see no reason for supposing that the small heterochromosome of a pair is in any different condition, as to activity, from the large one.
From Studies in Spermatogenesis Part II by Stevens, Nettie Maria
The chief interest in this abnormality centers in the fact that the two small chromosomes of this specimen behave exactly like the usual single one, emphasizing the individuality of this particular heterochromosome.
From Studies in Spermatogenesis Part II by Stevens, Nettie Maria
Heterochromosome group. p = plasmosome, l = large heterochromosome, s = small heterochromosome. 24-27.
From Studies in Spermatogenesis Part II by Stevens, Nettie Maria
Giant spermatocyte, spireme stage, heterochromosome group double the usual size.
From Studies in Spermatogenesis Part II by Stevens, Nettie Maria
Figure 137 is an exceptional anaphase in which the heterochromosome elements are not mingled with the polar masses of chromatin.
From Studies in Spermatogenesis Part II by Stevens, Nettie Maria
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
