Advertisements
Advertisements
प्रश्न
What is Lyonisation?
Advertisements
उत्तर
Lyonisation is a process of inactivation of one of the X chromosomes in some females.
संबंधित प्रश्न
Write notes on sex determination in the unborn baby.
Fill in the following blank with suitable word :
The...............chromosomes for a ............are XX whereas that for a ..............are XY.
In a human, how many chromosmes are present in an egg which has just been produced by the ovary?
A couple with a newborn baby is troubled that the child does not resemble either of them. Suspecting that a mixup occurred at the hospital, they check the blood type of the infant. It is type O. Because the father is type A and the mother type B, they conclude that a mixup has definitely occurred. Are they correct? Give reason for your answer.
Name two animals which have nineteen pairs of chromosomes.
Explain the mode of sex determination in honeybees.
Which type of sex determination is observed in honey bee?
Human offspring’s sex is determined ______
A zygote which has an X-chromosome inherited from the father will develop into a
