nondisjunction
Americannoun
noun
Etymology
Origin of nondisjunction
First recorded in 1910–15; non- + disjunction
Vocabulary lists containing nondisjunction
Genetics - Middle School
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Genetics - High School
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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.
Blocking glycolysis in RBCs interrupts the process of mitosis leading to nondisjunction.
From Textbooks • Jun. 9, 2022
The risk of nondisjunction occurring increases with the age of the parents.
From Textbooks • Jun. 9, 2022
Down Syndrome is a genetic, developmental condition caused by nondisjunction of chromosome 21 during meiosis.
From Textbooks • Jun. 9, 2022
Cells are more likely to make mistakes as we age due to an increase in the nondisjunction of cells during cell division, which is the reason for the occurrence of Down syndrome.
From Textbooks • Jun. 9, 2022
Because they force chromosomes to assume contorted pairings during meiosis I, inversions and translocations are often associated with reduced fertility because of the likelihood of nondisjunction.
From Textbooks • Apr. 25, 2013
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.
