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histone

Upper-Intermediate (B2)

IPA: /ˈhɪstəʊn/

KK: /ˈhɪstoʊn/

noun
Definition

A type of small protein that helps package and organize DNA in the cells of living organisms, particularly in eukaryotes.


Example

Histones play a crucial role in the structure of chromatin, allowing DNA to fit inside the cell nucleus.


Conversation
Sloth A
I was reading about histone proteins and their role in DNA packaging.
Sloth B
Oh really? I didn't know they were that important for our genes.
Sloth A
Yeah, they help organize DNA in a way that it can fit inside the cell nucleus.
Sloth B
That makes sense! It’s fascinating how such small proteins can have such a big impact.

Synonyms & Antonyms
Synonyms
protein
chromatin
nucleosome
Antonyms
enzyme
lipid
carbohydrate
Root Explanation

Histone → The word is derived from the Greek root "histos" (meaning tissue) and the suffix "-one" (often used in chemistry to denote a ketone or similar compound). Histones are proteins that play a crucial role in the structure of chromatin in eukaryotic cells, thus relating to tissue organization.

Memory Tip

Think of 'tissue' ('histos') to remember that 'histone' refers to proteins that help organize and structure the genetic material in cells.

Visually Confused Words
whinstone
whimstone
hairstone
hailstone
mistone
stone
whitestone
whinestone
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