Characteristic of certain chromosome fragments revealed in Saracen triceps (8)

I believe the answer is:

acentric

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'characteristic of certain chromosome fragments' is the definition.
Both the definition and answer are adjectives. Maybe they are linked in a way I don't understand?

'revealed in saracen triceps' is the wordplay.
'revealed in' says the answer is hidden in the clue.
'ACENTRIC' can be found hidden inside 'saracen triceps'.

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I've seen this clue in The Hindu.

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