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प्रश्न
ZW-ZZ system of sex determination occurs in
पर्याय
Fishes
Reptiles
Birds
All of these
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उत्तर
All of these
संबंधित प्रश्न
Which of the two, sperm or ovum, decides the sex of the child?
The two versions of a trait (character) which are brought in by the male and female gametes are situated on :
(a) copies of the same chromosome
(b) sex chromosomes
(c) two different chromosomes
(d) any chromosomes
Name two animals which have nineteen pairs of chromosomes.
What is heterogamety ? Explain the mechanism of sex determinatin in Drosophila.
Answer the following question:
How is sex determined in human beings? Explain with the help of a diagram.
Explain the haplo-diploid method of sex determination in the honey bee.
Explain the mechanism of sex determination in humans with a suitable chart.
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 |
Haplodiploidy is found in ______.
