Hereditary bit (4)
I believe the answer is:
gene
(Other definitions for gene that I've seen before include "Part of chromosome" , "Part of DNA" , "-- Pitney, singer" , "affects someone's make-up" , "and 16 Down: Rockabilly singer" .)
I believe the answer is:
gene
(Other definitions for gene that I've seen before include "Part of chromosome" , "Part of DNA" , "-- Pitney, singer" , "affects someone's make-up" , "and 16 Down: Rockabilly singer" .)