In the given pedigree, indicate whether the shaded symbols indicate dominant or recessive allele.
Recessive
Codominant
Dominant
It can be recessive or dominant both
A colourblind man has a colourblind sister but a normal brother than phenotype of its parents is
If both parents are carriers for thalassemia, which is an autosomal recessive disorder, what are the chances of pregnancy resulting in an affected child?
: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 |
Sickle cell anaemia is
Represented below is the inheritance pattern of a certain type of trait in humans. Which one of the following conditions could be an example of this pattern?