MCQ
Thallus of Riccia is ________ .
- ATriploid
- BDiploid
- CTetraploid
- DHaploid
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| Column $I$ | Column $II$ |
| $(A)$ Limbless reptile | $(i)$ Lamprey |
| $ (B)$ Jawless vertebrate | $(ii)$ Salamander |
| $ (C)$ Amphibian | $(iii)$ Snake |
| $(D)$ Cartilaginous fish | $(iv)$ Shark |
| $ (E)$ Flightless bird | $(v)$ Ostrich |
Match items in column I with those give in column II
$a -$ cell cycle can vary from organisation to organism and also from cell type to cell type.
$b -$ $DNA$ synthesis occurs only in pachytene.
$c-G_1$ phase corresponds to the interval between mitosis and initiation of $DNA $ reproduction.