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in Principles of Inheritance and Variation by (48.9k points)

Gynaecomastia is the case arises by

(a) increase in the number of sex chromosomes

(b) increase in the number of autosomes

(c) increase in the number of autosomes and sex chromosomes

(d) none of the above

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1 Answer

+1 vote
by (58.8k points)

(a) increase in the number of sex chromosomes

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