Match the following:
| a. | Zygotene | 1. | Crossing over |
| b. | Pachytene | 2. | Chiasmata |
| c. | Diplotene | 3. | Open, long, thin thread |
| d. | Leptotene | 4. | Synapsis |
1
a - 4, b - 3, c - 1, d - 2
2
a - 4, b - 1, c - 3, d - 2
3
a - 4, b - 1, c - 2, d - 3
4
a - 4, b - 3, c - 2, d - 1