Nucleus
01
cellkärna, nucleus
(biology) the part of a cell that contains most of the genetic information
Exempel
The nucleus of a cell contains genetic material in the form of DNA, which regulates cellular activities.
En cells cellkärna innehåller genetiskt material i form av DNA, som reglerar cellens aktiviteter.
The nucleus is surrounded by a double membrane called the nuclear envelope, which controls the passage of materials into and out of the nucleus.
Cellkärnan är omgiven av ett dubbelt membran som kallas kärnhöljet, som styr passage av material in och ut ur kärnan.
02
kärna, hjärta
a central or most important group within a larger organization, often responsible for leadership or key decisions
Exempel
The nucleus of the team consisted of senior engineers who led the development process.
Teamets kärna bestod av senioringenjörer som ledde utvecklingsprocessen.
The political nucleus of the movement pushed for major reforms in the education system.
Rörelsens politiska kärna drev på för stora reformer i utbildningssystemet.
03
the dense, positively charged core of an atom, made up of protons and neutrons and containing most of the atom's mass
Exempel
The nucleus contains nearly all the mass of an atom.
Scientists studied how electrons orbit the atomic nucleus.
04
a distinct cluster of nerve cells within the brain or spinal cord that performs a specific function
Exempel
The hypothalamic nucleus regulates hunger and body temperature.
Damage to the caudate nucleus can affect movement control.
05
the dense central region of the eye's lens, surrounded by the softer cortex
Exempel
The lens nucleus becomes cloudy with age, leading to cataracts.
The surgeon carefully removed the hardened nucleus during the procedure.
06
kärna, hjärta
the central core of a comet, which is composed of ice, dust, and rocky materials
Exempel
The nucleus of Comet Hale-Bopp is believed to be several kilometers in diameter.
Kärnan i kometen Hale-Bopp tros vara flera kilometer i diameter.
The nucleus of a comet contains volatile substances that vaporize when the comet approaches the Sun, creating its characteristic tail.
En komets kärna innehåller flyktiga ämnen som avdunstar när kometen närmar sig solen, vilket skapar dess karakteristiska svans.
07
the central sound unit of a syllable, usually formed by a vowel or vowel-like element, around which other sounds cluster
Exempel
In the word " cat, " the vowel /æ/ serves as the syllable 's nucleus.
Every syllable must have a nucleus to be pronounceable.
Lexikalt Träd
pronucleus
nucleus
