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प्रश्न
Define the following:
Sex chromosomes
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उत्तर
Sex chromosomes - The chromosomes which determine the sex of an individual are called sex chromosomes.
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संबंधित प्रश्न
How is the sex of the child determined in human beings?
Which of the two, sperm or ovum, decides the sex of the child?
In a human, how many chromosmes are present in a skin cell?
The number of pair(s) of sex chromosomes in the zygote of humans is :
(a) one
(b) two
(c) three
(d) four
Both father and mother have the genes Ee in their cells. What colour are their eyes?
Drone of the honeybees shows haploid number of chromosomes. Illustrate.
Brief about female heterogamety.
Sex is determined in human beings ______.
Which of the following determines the sex of a child?
Select the statements that describe characteristics of genes
- genes are specific sequence of bases in a DNA molecule
- a gene does not code for proteins
- in individuals of a given species, a specific gene is located on a particular chromosome
- each chromosome has only one gene
