تعريف ومعنى "nucleus"

Nucleus

نواة الخلية

(biology) the part of a cell that contains most of the genetic information

نواة

a small group of indispensable persons or things

نواة

the positively charged dense center of an atom

نواة

any histologically identifiable mass of neural cell bodies in the brain or spinal cord

نواة

the central structure of the lens that is surrounded by the cortex

نواة

the central core of a comet, which is composed of ice, dust, and rocky materials

نواة

the central and typically sonorous part of a syllable, usually occupied by a vowel or a vowel-like sound

مثال

The nucleus, an organelle housing genetic material, regulates cell activities.

Cometary nuclei are composed of a mixture of water ice, dust, and organic compounds.

Galactic nuclei often harbor supermassive black holes at their centers.

The nucleus of Comet Halley is thought to be a mixture of water ice, carbon dioxide ice, and various organic compounds.

The nucleus of Comet Hale-Bopp is believed to be several kilometers in diameter.

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