Chromosomal variation determines eye color, blood type

Get the answer to the NYT Spelling Bee clue “Chromosomal variation determines eye color, blood type”, starting with the letters al.
Click below to uncover the answer.

a
l

This clue was used on May 31, 2025.

This clue has been used several times with the same answer. It also appeared on these dates:

May 17, 2025

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