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प्रश्न
Write the functional activity of the following structure:
Heterosomes
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उत्तर
Sex-determination.
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संबंधित प्रश्न
In a human, how many chromosmes are present in a fertilised egg?
The sex of a child is determined by which of the following?
(a) the length of the mother's pregnancy
(b) the length of time between ovulation and copulation
(c) the presence of and X chromosome in an ovum
(d) the presence of a Y chromosome in a sperm
Which combination of genes in the zygote will produce children with brown eyes?
Drone of the honeybees shows haploid number of chromosomes. Illustrate.
Explain the mechanism of sex determination in humans with a suitable chart.
XO type of sex determination and XY type of sex determination are examples of ____________.
Explain the mode of sex determination in honeybees.
Human offspring’s sex is determined ______
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
Fill the blank circles in figure and identify the sex of child A and B.
