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प्रश्न
What is parthenogenesis?
एक पंक्ति में उत्तर
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उत्तर
The process by which a female produces offspring from unfertilized eggs is known as parthenogenesis.
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संबंधित प्रश्न
There are ................ pairs of chromosomes in the human being.
- E is the gene for brown eye colour and e is the gene for blue eye colour. Which gene is (i) recessive, and (ii) dominant?
- Both father and mother have the genes Ee in their cells. What colour are their eyes?
- Which combination of genes in the zygote will produce children with blue eyes?
- Which combinations of genes in the zygote will produce children with brown eyes?
What determines the sex of a child in humans?
How is sex of zygote determined in humans?
Give Technical Term:
The cell which determines the sex of a baby.
Match the items of Column I with Column II:
| Column I | Column II | ||
| i. | XX-XO method of Sex Determination | a. | Turner syndrome |
| ii. | XX-XY method of Sex Determination | b. | Female heterog ametic |
| iii. | karyotype-45 | c. | Grasshopper |
| iv. | ZW-ZZ method of Sex Determination | d. | Female homogametic |
Which of the following organisms has haploid number of chromosomes?
Which of the following determines the sex of a child?
A zygote which has an X-chromosome inherited from the father will develop into a
What is the probability of a girl or a boy being born into a family? Justify your answer.
