Recent Examples of chromosome from the Web
One user suggested that a purity in the Y chromosome and mitochondrial DNA were more important than in the autosomal DNA.
AnnCatherine has Down syndrome, a congenital disorder caused by a chromosome defect that causes intellectual impairment and physical abnormalities.
Swap out an X chromosome for a Y and Rose is that football, hockey or little league dad who gets ejected -- during practice.
But Billy also possessed an extra chromosome, characteristic of Trisomy 21.
The first is to equip them with several guide RNAs, allowing Cas9 to cut chromosomes at more than one place.
The series, which debuted in 2002 and ran 60 issues, told the story of Yorick Brown and his capuchin monkey Ampersand, the last surviving Y chromosome mammals on earth after an unexplained apocalypse wiped out all other males.
It’s even been linked to longer telomeres, protein caps on the end of chromosomes that get shorter with age.
Lundblad, 64, is a molecular and cell biologist who has done groundbreaking studies of how telomeres, the protective tips of chromosomes, factor into aging and cancer.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'chromosome.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
Origin and Etymology of chromosome
First Known Use: 1889See Words from the same year
CHROMOSOME Defined for English Language Learners
Definition of chromosome for English Language Learners
: the part of a cell that contains the genes which control how an animal or plant grows and what it becomes
CHROMOSOME Defined for Kids
Definition of chromosome for Students
medical Definition of chromosome
- both the chromosomes of cells and those of viruses can duplicate only in the complex environment of a living cell
- —J. D. Watson
- an episome, an element that may exist as a free circular plasmid, or that may become integrated into the bacterial chromosome as a linear sequence
- —Benjamin Lewin
Seen and Heard
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