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प्रश्न
What do sex linked traits appear in males than in females?
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उत्तर
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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संबंधित प्रश्न
If only one 'X' chromosome is found in a female person, which of the following symptoms she will show?
- epicanthal skin fold
- webbing of neck
- small testis and absence of spermatogenesis
- presence of simian crease on the palm
Match the column-I with column-II and re-write the matching pairs.
| Column-I | Column-II |
| 1. 21 trisomy | a. Turner’s syndrome |
| 2. X-monosomy | b. Klinefelter’s syndrome |
| 3. Holandric traits | c. Down's syndrome |
| 4. Feminized male | d. Hypertrichosis |
A woman with albinic father marries an albinic man. The proportion of her progeny is ______.
Extra chromosome ‘X’ is present in which one of the following cases?
If both parents are carriers for thalassaemia, which is an autosomal recessive disorder, what are the chances of pregnancy resulting in an affected child?
Klinefelters’ syndrome is characterised by a karyotype of ______.
Read the following and answer from given below:
According to Mendel, one gene controls the expression of one character only. The ability of a gene to have multiple phenotypic effects because it influences a number of characters are an exception. The gene has multiple phenotypic effects because its ability to control two or more characters can be seen in cotton. In cotton, a gene for the lint also influences the height of the plant, size of the ball, number of ovules, and viability of seeds.
Which of the following disorder is an example of genes with multiple phenotypic effects?
“Genes contain the information that is required to express a particular trait.” Explain.
Which of the folowing is a correct match?
Describe Klinefelter’s syndrome.
