MCQ
Heterothallism refers to
- AFusion is not accompanied with zygote formation
- BFusion between morphologically similar strain
- ✓Fusion between the strains of structurally similar and physiologically different
- DAll the above
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| Column-$I$ | Column-$II$ |
| $A$. Leeuwenhoek | $I$. First saw and described a living cell |
| $B$. Robert Brown | $II$. Presence of cell wall is unique to plant cells |
| $C$. Schleiden | $III$. Discovered the nucleus |
| $D$. Schwann | $IV$. All plants are composed of different kind of cells |

| Column $- I$ | Column $- II$ |
| $(a)$ Eosinophils | $(i)$ Immune response |
| $(b)$ Basophils | $(ii)$ Phagocytosis |
| $(c)$ Neutrophils | $(iii)$ Release histaminase, destructive enzymes |
| $(d)$ Lymphocytes | $(iv)$ Release granules containing histamine |
$(a)\quad(b)\quad(c)\quad(d)$