How many true-breeding pea plant varieties did Mendel select as pairs, which were similar except in one character with contrasting traits?
1. | 2 | 2. | 14 |
3. | 6 | 4. | 4 |
The number of contrasting characters studied by Mendel for his experiments was:
1. | 14 | 2. | 4 |
3. | 2 | 4. | 7 |