MCQ
Pleiotropy is a condition in which a single gene:
- AControls only one phenotype
- BControls more than one phenotype
- CDoes not control any phenotype
- DNone of the above
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$I.$ Haemophilia is a sex-linked recessive disease
$II.$ Down's syndrome is due to aneuploidy
$III.$ Phenylketonuria is an autosomal dominant gene disorder
$IV.$ Phenylketonuria is an autosomal recessive gene disorder
$V.$ Sickle cell anaemia is an $X$-linked recessive gene disorder
| $(a)$ Homo habilis | $(i)$ $900\; \mathrm{cc}$ |
| $(b)$ Homo neanderthalensis | $(ii)$ $1350\; \mathrm{cc}$ |
| $(c)$ Homo erectus | $(iii)$ $650-800\; \mathrm{cc}$ |
| $(d)$ Homo sapiens | $(iv)$ $1400\; \mathrm{cc}$ |
Select the correct option.
$(a)\quad (b)\quad (c)\quad (d)$