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For the Tt x Tt cross, what is the expected phenotypic ratio of tall to short plants in the offspring?

Question
For the Tt x Tt cross, what is the expected phenotypic ratio of tall to short plants in the offspring?
1 tall : 1 short
3 tall : 1 short
1 tall : 3 short
All tall, no short
Answer
3 tall : 1 short
Detailed Explanation
Since both TT and Tt are tall, and only tt is short, the phenotypic ratio works out to 3 tall : 1 short.
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