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प्रश्न
Identify the ODD term in each set and name the CATEGORY to which the remaining three belong :
Example : glucose, starch, cellulose, calcium
Odd term : calcium
Category : others are different types of carbohydrates
Chicken pox, Colour blindness, Haemophilia, Albinism
उत्तर
Odd term : Chicken pox
Category : Others are the genetic diorders
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संबंधित प्रश्न
Match the terms in column I with their explanations in column II.
| Column I (Term) | Column I (Explanation) | ||
| a | genetics | 1 | Chromosomes similar in size and shape |
| b | Autosomes | 2 | The alternative forms of a gene |
| c | Recessive gene | 3 | Study of laws of inheritance of characters |
| d | Allele | 4 | A gene that can express only when in a similar pair |
| e | Homologous chromosomes | 5 | Chromosomes other than the pair of sex chromosomes |
Differentiate Between Haemophilia and Colour blindness.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
Linkage is a permanent feature of few genes.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
Haemophilia exhibits X linked inheritance.
Explain the inheritance of sex-linked characters in human being.
If a colour blind man marries a normal visioned woman, what is the percentage of offsprings showing colour blindness phenotypically?
A plant with red flowers was crossed with another plant with yellow flowers. If F1 showed all flowers orange in colour, explain the inheritance.
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 | ______ |
If the mother is normal and the father is haemophilic, then their two daughters will be ______.
