All sons of a couple are colourblind because
All sons of a couple are colourblind because
- A
Mother is homozygous colourblind
- B
Mother is heterozygous and father normal
- C
Mother is heterozygous and father colourblind
- D
Mother is normal and father colourblind
Similar Questions
Which of the following is an example of sex-linked disease?
Which of the following is an example of sex-linked disease?
Pattern baldness, moustaches and beard in human males are examples of
Pattern baldness, moustaches and beard in human males are examples of
- [AIPMT 2003]
Haemophilia is
Haemophilia is
Match the following - (w.r.t. Pedigree analysis)
Column $-I$
Column $-II$
$a.$ Solid symbol
$(i)$ Carrier of sex linked trait
$b.$ Horizontal line between symbols
$(ii)$ Offspring
$c.$ Horizontal line above the symbols
$(iii)$ Trait to be studied
$d.$ Dot in centre
$(iv)$ Parents
Match the following - (w.r.t. Pedigree analysis)
| Column $-I$ | Column $-II$ |
| $a.$ Solid symbol | $(i)$ Carrier of sex linked trait |
| $b.$ Horizontal line between symbols | $(ii)$ Offspring |
| $c.$ Horizontal line above the symbols | $(iii)$ Trait to be studied |
| $d.$ Dot in centre | $(iv)$ Parents |
Which of the following is not correct option for Phenylketonuria ?
Which of the following is not correct option for Phenylketonuria ?