MCQ
Which one is the sex linked trait
- AMyxoedema
- BDiabetes
- CBlindness
- ✓Haemophilia
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$I.$ A Dominant allele determines the phenotype when paired with a recessive allele
$II.$ A recessive allele is weaker than a dominant allele
$III.$ A recessive allele do not shows its effects when paired with a dominant allele
$IV.$ A dominant allele is always better for an organism
| Column $-I$ | Column $-II$ |
| $(a)\; P-$wave | $(i)$ Depolarisation of ventricles |
| $(b)\; QRS$ complex | $(ii)$ Repolarisation of ventricles |
| $(c)\; T-$wave | $(iii)$ Coronary ischemia |
| $(d)$ Reduction in the size of $T-$wave | $(iv)$ Depolarisation of atria |
| $(v)$ Repolarisation of atria |
Select the correct option
$(a)\quad (b)\quad (c) \quad (d)$
$R$ - This disease is controlled by more that two pair of alleles
$I.$ Innate immunity is accomplished by providing different types of barriers
$II.$ Acquired immunity is present from the birth and is inherited from parents
$III.$ Sweat, tears, acid in the stomach and saliva prevent microbial growth