chip off the old block
A person who closely resembles a parent, as in Like her mother, Karen has very little patiencea chip off the old block. This term, with its analogy to a chip of stone or wood that closely resembles the larger block it was cut from, dates from ancient times (Theocritus, Idyls, c. 270 b.c.). In English it was already a proverb by the 17th century, then often put as chip of the old block.
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