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प्रश्न
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उत्तर
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संबंधित प्रश्न
Answer the following questions related to sex determination in human beings:
i. What is sex chromosome?
ii. How many pairs of chromosomes are present in human beings?
iii. How is the sex of the human offspring determined?
iv. Draw a diagram depicting sex determination in man.
Name two animals which have nineteen pairs of chromosomes.
In which livings, female decides the sex? Give two examples.
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 ____________.
Which type of sex determination is observed in honey bee?
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 statements is not true with respect to variation?
Structures present in a cell which is responsible for determination of the sex of a baby is ______.
The sex chromosome in a human ovum is ______.
