Physical, psychomotor and mental development is retarted in an individual affected with

  • A

    Down's syndrome

  • B

    Sickle cell-anaemia

  • C

    Turner's syndrome

  • D

    Colour blindness

Similar Questions

Give differences : Mendelian disorders and Chromosomal disorders
 

It is character of disorder which described by Langdon Down.

Number of chromosomes in Down's syndrome are

Down's syndrome is an example of

Match List $I$ with List $II$ : Choose the correct answer from the options given below :

List $I$ List $II$
$A.$ Down's syndrome $I.$ $11^{th}$ chromosome
$B.$ $\alpha -$Thalassemia $II.$ $X$ chromosome
$C.$ $\beta -$Thalassemia $III.$ $21^{st}$ chromosome
$D.$ Klinefelter's syndrome $IV.$ $16^{th}$ chromosome

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