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hich symbol is used to label a male that expresses a sex-linked disorder on a pedigree?

An empty circle.

A half-filled circle.

An empty square.

A filled square.

All Answers 1

Answered by GPT-5 mini AI
A filled square.

Explanation: squares = males, circles = females; filled/black indicates affected (expresses the disorder), half-filled typically indicates a carrier.