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Unit 3 Part 1 - Chapter 15 (Chromosomal Inheritance)
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Question:
What causes imprinting?
Author: AMRIT KAURAnswer:
- It seems that imprinting is the result of the methylation (addition of —CH3 groups) of cysteine nucleotides - Genomic imprinting may affect only a small fraction of mammalian genes - Most imprinted genes are critical for embryonic development
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