MCQ
Inheritance of $ABO$ blood group system is an example of
- ✓Multiple allelism
- BPartial dominance
- CEpistasis
- DDominance
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| Column $-I$ | Column $-II$ |
| $(A)$ Physical barriers | $(1)$ Interferon |
| $(B)$ Physiological barriers | $(2)$ Leukocytes |
| $(C)$ Cellular barriers | $(3)$ Tears |
| $(D)$ Cytokinin barriers | $(4)$ skin |
$A$ $B$ $C$ $D$

Reason : Progesterone level decreases.
|
Column $-I$ |
Column $-II$ |
|
$(a)$ Land snail |
$(1)$ Urea |
|
$(b)$ Cartilaginous fishes |
$(2)$ Uric acid |
|
$(c)$ Marine fishes |
$(3)$ Ammonia |