ICSE Class X Biology 2020 Solved Papers

A homozygous dominant tall pea plant bearing red flowers (TTRR) is crossed with a homozygous recessive dwarf pea plant bearing white flowers (ttrr).

Question : 92

Total: 97

Name two X-linked disorders found in humans.

Solution:

' X ' linked disorders :
1. Colourblindness.
2. Haemophilia

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