MCQ
Ori is a $DNA$ sequence that is responsible for initiating replication. This statement is
- ✓True
- BFalse
- CSometimes $(a)$ and sometimes $(b)$
- DNeither $(a)$ nor $(b)$
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Choose the correct choice for $A$ and $B$
- Autogamy is genetically xenogamy
- Pollination occurs by air in grass
- Placenta is arranged in inner wall of ovary
- It is possible to store pollen grains in liquid nitrogen - $100^oC$