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प्रश्न
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उत्तर
The sex of the zygote is determined by the sperm which fertilizes the ovum. If an X bearing sperm fuses with an ovum in man, the offspring would be female and if a Y chromosome bearing sperm fuses with an ovum the offspring will be a boy.
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संबंधित प्रश्न
Which of the following combinations of sex chromosomes produce a male child : XX or XY?
Define the following:
Autosomes
Drone of the honeybees shows haploid number of chromosomes. Illustrate.
Kavitha gave birth to a female baby. Her family members say that she can give birth to only female babies because of her family history. Is the statement given by her family members true? Justify your answer.
From the following which option correctly represents the normal genetic constitution of a ovum?
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
How many types of gametes are produced by a human female?
Which of the following group shows ZW-ZZ type of sex determination?
How is the sex of a newborn individual determined in different species of animals? Give three examples to support your answer.
