This is a Punnett square between a parent with the genotype lowercase y lowercase y and a parent with the genotype uppercase Y lowercase y. The genotype of the offspring in the upper right box is missing.

Image source: By Pbroks13 CC BY 2.0, via Wikimedia Commons

Look at the punnet square above. What should be in the blank box?

Choose one answer

Type a concept, like “slope” or “photosynthesis”.

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