Atall red-flowered pea plant after crossing with a dwarf white-flowered plant yields only tall red-flowered plants. Atest cross shall give a ratio of
- A1: 1
- B3: 1
- C1: 2: 4: 6: 4: 2: 1
- D1: 1: 1: 1
✓ Correct answer: D
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