MCQ
Information flow or central dogma of modern biology is
- A$RNA - - Proteins - -> DNA$
- B$\mathrm{DNA} \rightarrow \mathrm{RNA}->\mathrm{RNA}$
- C$RNA - - $>$ DNA - - Proteins$
- ✓$DNA - - RNA - $>$ Proteins$

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| Column $- I$ | Column $- II$ |
| $(p)$ Intine | $(v)$ Long structure |
| $(q)$ Exine | $(w)$ Nutrition to pollengrain |
| $(r)$ Pollentube | $(x)$ Sporopollenin |
| $(s)$ Tapetum | $(y)$ Pectin, cellulose |
| $(z)$ Glycogen |