Find the incorrect statement among the following:
- AIn sex-linked recessive traits,the gene is transmitted from an unaffected carrier female to some of the male progeny.
- BAccumulation of phenylpyruvic acid in the brain results in mental retardation.
- CIndividuals affected by Down's Syndrome will have congenital heart defects and are more intelligent.
- DTurner's Syndrome is caused due to the absence of one $X$-chromosome.
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Similar Questions
Mark the correct option with respect to monosomy.
Easy
View SolutionThe exchange of chromosomal segments between two non-homologous pairs of chromosomes is known as:
Medium
View SolutionMatch List-$I$ with List-$II$ and select the correct answer using the codes given below:
List-$I$ (Syndrome) List-$II$ (Chromosomal abnormality) $(1)$ Patau's syndrome $(A)$ $44 + XXY = 47$ $(2)$ Klinefelter's syndrome $(B)$ $44 + X = 45$ $(3)$ Down's syndrome $(C)$ $46 + 1 = 47$,Chromosome $13^{th}$ $(4)$ Turner's syndrome $(D)$ $46 + 1 = 47$,Chromosome $21^{st}$
| List-$I$ (Syndrome) | List-$II$ (Chromosomal abnormality) |
|---|---|
| $(1)$ Patau's syndrome | $(A)$ $44 + XXY = 47$ |
| $(2)$ Klinefelter's syndrome | $(B)$ $44 + X = 45$ |
| $(3)$ Down's syndrome | $(C)$ $46 + 1 = 47$,Chromosome $13^{th}$ |
| $(4)$ Turner's syndrome | $(D)$ $46 + 1 = 47$,Chromosome $21^{st}$ |
Medium
View SolutionThe monosomic condition in human beings depicted as $XO$ is referred to as
MediumAIIMS 1999
View SolutionIn a human karyotype,if there are $45$ chromosomes with an $XO$ configuration,which disorder is present?
Medium
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