Study the pedigree chart given below.

$[Image]$

What does it show?

1296-162

  • A

    Inheritance of a sex-linked inborn error of metabolism like phenylketonuria

  • B

    Inheritance of a condition like phenylketonuria as an autosomal recessive trait

  • C

    The pedigree chart is wrong as this is not possible

  • D

    Inheritance of a recessive sex - linked disease like haemophilia

Similar Questions

Symptoms representing a particular disease due to chromosomal abnormalities are referred to

If both parents are carriers for thalassemia, which is an autosomal recessive disorder, what are the chances of pregnancy resulting in an affected child?

  • [AIIMS 2014]

:Match the columns :

Column $I$
 
Column $II$
 
$(a)$ Sickle cell anaemia  $(x)$ Homogentisic acid
$(b)$ Alkaptonuria $(y)$  Melanin pigmentsare absent
$(c)$ Albinism $(z)$  More amount of phenyl alanine
$(d)$ Phenyl Ketonuria $(w)$  Defective haemoglobin

$A$ : The posssibility of a female becoming a haemophilic is extremely rare.
$R$ : Mother of such a female has to be carrier and father should be haemophilic

Mendelian disorder may be of