nuclear envelope
Americannoun
-
The double-layered membrane enclosing the nucleus of a eukaryotic cell. The nuclear envelope has pores that allow the passage of materials into and out of the nucleus.
-
Also called nuclear membrane
Other Word Forms
Derived Forms
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.
When DNA inside the nucleus of a human cell is damaged, a specific network of microtubule filaments forms in the cytoplasm around the nucleus and pushes on the nuclear envelope.
From Science Daily • Apr. 17, 2024
Enzymes deposit a chemical mark on a specific part of the microtubule filaments, which causes them to recruit tiny motor proteins and push on the nuclear envelope.
From Science Daily • Apr. 17, 2024
Thousands of tiny nuclear pores in the nuclear envelope provide a passageway.
From Science Daily • Jan. 25, 2024
"It looks like only chromosomal DNA is deemed 'good enough' to be encased within a fully formed nuclear envelope, and extra-chromosomal DNA is not," Kroschewski says.
From Science Daily • Oct. 2, 2023
The nuclear envelope starts to break into small vesicles, and the Golgi apparatus and endoplasmic reticulum fragment and disperse to the periphery of the cell.
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.
