Question

Two heterozygous tall plants (Tt) are crossed. What are the expected genotypes and percentages of this cross?

1. TT 50%; Tt 50%

2. TT 25%; tt 75%

3. Tt 25%; TT 50%; tt 25%

4. TT 25%; Tt 50%; tt 25%

Answer 1

4) TT 25%, Tt 50%, tt 25%

Step-by-step explanation:

Two Tt plants cross. Set the Punnett square:

`\left[\begin{array}{ccc}&T&t\\T&TT&Tt\\t&Tt&tt\end{array}\right]`

Based on the given Punnett Square, your expected answer choice will be:

TT 25%, Tt 50%, tt 25%, or 4).

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