MCQ
Identify $X$ and $Y$ in figure
$X-Y$
- APrimary phloem - Interfascicular cambium
- BPith - Vascular cambium
- CInterfascicular cambium - primary xylem
- ✓Primary xylem - Interfascicular cambium
$X-Y$
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| Column $I$ | Column $II$ |
| ($a$) $G _{1}$ phase | ($i$) Cell grows and organelle duplication |
| ($b$) $S$ phase | ($ii$) $DNA$ replication and chromosome duplication |
| ($c$) $G _{2}$ phase | ($iii$)Cytoplasmic growth |
| ($d$) Metaphase in $M$-phase | ($iv$) Alignment of chromosomes |