Homework SourseMonohybrid crosses of two heterozygous pea plants for tall h
Monohybrid crosses of two heterozygous pea plants for tall height (Tt), resulting in 7582 tall plants and 2543 dwarf plants. Which of the following chi square values is correct? (Hint: remember to first determine the total number of plants produced by the crossing).
a) 1.211
| b) 0.096 |
Solution
Answer: d) 0.073
| Phenotype | Observed(O) | Expected (E) | O-E | (O-E)2 | (O-E)2/E |
| Tall | 7582 | 7593.75 | -11.75 | 138.06 | 0.02 |
| Dwarf | 2543 | 2531.25 | 11.75 | 138.06 | 0.05 |
| 10125 | 10125 | 0.073 | |||
| Chi-square vale = 0.073 |
