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Punnet square

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Hi!If I have two plants with the genotypes Rrtt and rrTt where red color(R) is dominant over white(r) and being tall(T) is
1. 2 answers
2. asked by Jay
3. 647 views
Cross a roan bull with a roan cow.I need to know the key and the punnet square
1. 2 answers
2. asked by Astrid
3. 486 views