The most important example of point mutation is found in a disease called
Thalassemia
Night blindness
Down's syndrome
Sickle-cell anaemia
In the given pedigree, indicate whether the shaded symbols indicate dominant or recessive allele.
In a sickle cell anaemia glutamic acid is replaced by valine, which the following codes for glutamic acid ?
:Match the columns :
Column $I$ |
Column $II$ |
||
$(a)$ | Sickle cell anaemia | $(p)$ | Homogentisic acid |
$(b)$ | Alkaptonuria | $(q)$ | Lack of Melanin |
$(c)$ | Albinism | $(r)$ | Accumulation of Amino acid |
$d)$ | Phenyl Ketonuria | $(s)$ | Defective haemoglobin |
Among symbol $A, B$ and $C, C$ indicates
Which of the following most appropriately describes haemophilia?