Advertisements
Advertisements
Question
Name any two X-Linked recessive disorders.
Advertisements
Solution
- Colour blindness: A Person is unable to distinguish between red and green colours.
- Haemophilia (Bleeder's disease): Blood fails to clot or coagulates very slowly.
APPEARS IN
RELATED QUESTIONS
the Biological/technical term for The repeating components of each DNA strand lengthwise
Briefly explain the term ‘Mutation’.
Make a punnett square for finding out the proportion of different genotypes in the progeny of a genetic cross between.
red flower variety of pea (RR) with white flower variety of pea (rr)
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
Male act as a carrier for colourblindness.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
Females are more affected by sex-linked genetic disorders.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
A colourblind male cannot distinguish any colour.
What is the probability of son being colour blind is if a colour blind man marries a woman who is homozygous for normal colour vision?
Identify the progeny produced if a colour blind male marries a normal vision female.
A normal man marries a female carrier for sickle cell anemia. What are the chances of having carrier children?
Types of sex- linked genes:
(Haemophilia, Ichthyosis, nephritis, Myopia, Hypertrichosis, Retinitis pigmentosa)
| Column 'A' | Column 'B' | |
| (1) | Completely X- linked genes | ______ |
| (2) | Completely Y- linked | ______ |
| (3) | Incompletely sex-linked genes | ______ |
