MCQ
Which of the following is true for viruses
- AThey invariably contain $ DNA$
- ✓They multiply only in host cell
- CThey occur only inside bacteria
- DTheir genetic material is $RNA$
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| Column $-I$ | Column $-II$ |
| $(A)$ Pachytene | $(i)$ Pairing of homologous chromosomes |
| $(B)$ Metaphase$-I$ | $(ii)$ Terminalisation ofchiasmata |
| $(C)$ Diakinesis | $(iii)$ Crossing-over takes place |
| $(D)$ Zygotene | $(iv)$ Chromosomes align at equatorial plate |
Function written above belong to which of the following gland