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Question
What do sex linked traits appear in males than in females?
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Solution
Sex linked traits are more common in males and females this is because a recessive alleles in the X chromosome and producers the trait in the male.
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RELATED QUESTIONS
Name a disorder a human suffers from as a result of the monosomy of the sex chromosome. Give the karyotype and write the symptoms.
Very Short Answer Question.
Give an example of a chromosomal disorder caused due to nondisjunction of autosomes.
What is the reason for the 21st trisomy?
A disease caused by an autosomal primary non-disjunction is ______.
In sickle-cell anaemia, shape of RBCs under oxygen tension becomes ______.
Extra chromosome ‘X’ is present in which one of the following cases?
Females with Turner’s syndrome have ______.
Read the following and answer from given below:
Turner's syndrome is an example of monosomy. It is formed by the union of an allosome-free egg and a normal 'X' containing sperm or a normal egg and an allosome-free sperm. The individual has 2n = 45 chromosomes (44 + X0) instead of 46. Such individuals are sterile females who have rudimentary ovaries, underdeveloped breasts, small uterus, short stature, webbed neck, and abnormal intelligence. They may not menstruate or ovulate. This disorder can be treated by giving female sex hormones to women from the age of puberty to make them develop breasts and have menstruation. This makes them feel more normal.
Turner's syndrome is a/an ______
Which of the following is called as Royal disease?
Match the disorder in column I with their nature in column II.
| Column I | Column II | ||
| i. | Thalassemia | a. | X monosomy |
| ii. | Turner’s syndrome | b. | Extra X chromosomes in male |
| iii. | Klinefelter’s syndrome | c. | 21st Trisomy |
| iv. | Down’s syndrome | d. | Mendelian disorder |
