be in (one's) blood

To be innate, as of a skill or quality. All of my relatives are doctors—medical prowess is just in our blood.

Name	Pronounced	Usage
Pitambara	-	Hinduism
Melika	-	Hawaiian
Myung	myung	Korean
Nida	-	Arabic, Urdu
Holden	[həuldn]
Nefertari	nef-ər-TAHR-ee (English)	Ancient Egyptian