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प्रश्न
Choose the correct answer:
Males have more chances of suffering from sex-linked disease because of ___________
पर्याय
one Y chromosome
one X chromosome
autosomes
none of these
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उत्तर
Males have more chances of suffering from sex-linked disease because of one X chromosome
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संबंधित प्रश्न
Fill in the following blank with suitable word :
Genes always work in ................ .
If a normal human cell has 46 chromosomes, how many chromosomes will be there in a human sperm cell?
The exchange of genetic material takes place in :
(a) vegetative reproduction
(b) asexual reproduction
(c) sexual reproduction
(d) budding
Answer the following question:
How is sex determined in human beings? Explain with the help of a diagram.
What is male heterogamety?
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 |
Human offspring’s sex is determined ______
Which of the following statements is not true with respect to variation?
Given below are two statements:
Statement - I: The male Drosophila has a pair of homomorphic sex chromosomes.
Statement - II: The male human being has a pair of heteromorphic sex chromosomes.
In the light of above statements, Choose the most appropriate answer from the options given below:
